SYLLABUS COMMITTEE MEMBERS

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Curriculum and Scheme of Examination Diploma in Automobile Engineering (Full Time)(COURSE No: 1021)

K – Scheme (With effect from 2008-2009)

SYLLABUS COMMITTEE MEMBERS

Convener Mr. B.Nandagopal, Principal

Murugappa Polytechnic College, Avadi, Chennai. Members 1. Mr. V.Abraham Cheliappa Dass, HOD Central Polytechnic College, Tharamani, Chennai

2. Mr. S.K.Somasundaram, HOD Govt. Polytechnic College, Coimbatore

3. Mr. R.Manivannan, Sr.Lecturer

Alagappa Polytechnic College, Karaikudi

4. Mr.P.Sambandam, HOD Central Polytechnic College, Tharamani, Chennai

5. Mr.G.Velayudham, HOD

Tamilnadu Polytechnic College, Madurai

6. Mr. Davidson, Sr.Lecturer Govt. Polytechnic College, Nagercoil

7. Mr.Siva Manohara Verma, HOD I/c

Valivalam Desika Polytechnic College, Nagapattinam

8. Mr.K.Marimuthu, Sr.Lecturer Govt. Polytechnic College, Aranthagi

9. Mr.R.Sornakumar, HOD

Central Polytechnic College, Tharamani, Chennai

10. Mr.A.Srinivasan, HOD I/c Thiagaraja Polytechnic College, Salem

11. Mr.V.Narayanan, Technical Asst.(Mechanical)

DOTE, Chennai

12. Mr.Shanmuga Natarajan, UG. Senior Lecturer Ramakrishna mission Polytechnic College, Chennai

13. Mr.N.Raju, HOD

Seshasayi institute of Technology, Trichi Industrialist Mr.A.N.Rajendran, Managing Director NUTech CNC Pvt.Ltd., Chennai Academician Dr.R.Kesavan, Prof. in Production Engg. MIT, Chennai Alumni Mr.A.Jayakumar, Vice Principal Muthiah Polytechnic College, Chidambaram.

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Diploma in Automobile Engineering J - Scheme (with effect from 2008)

List of Equivalent Subjects of J-Scheme

III SEMESTER J - SCHEME K-SCHEME

Sl. No

Subjects Code Name of Subject Subject

code Name of Subject

1. 2. 3. 4. 5.

6.

2031 2032 2033 2034 2035

2036

Mechanics of Materials Manufacturing Processes Fluid Mechanics & Fluid Power Machine Drawing Mechanics of Materials & Fluid Mechanics Lab Workshop – I (Smithy, Foundry & Welding)

12031 12032 12033 12034 12035

12036

Mechanics of Materials Manufacturing Processes Fluid Mechanics & Fluid Power Machine Drawing-CAD Mechanics of Materials & Fluid Mechanics Lab Workshop – I (Smithy, Foundry & Welding)

IV SEMESTER J - SCHEME K-SCHEME

Sl. No

Subjects Code Name of Subject Subjects

Code Name of Subject

1. 2. 3. 4. 5.

6.

2041 2042 2043 2054 2045

2046

Applied Thermodynamics Machine Shop Technology Electrical & Electronics Engineering AutoCAD Lab Electrical & Electronics Engineering Lab Workshop – II (Lathe & Metrology)

12041 12042 12043 12034 12045

12046

Applied Thermodynamics Machine Shop Technology Electrical & Electronics Engineering Thermodynamics Lab Electrical & Electronics Engineering Lab Workshop – II (Turning, Drilling and Shaping )

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V SEMESTER

J - SCHEME K-SCHEME

Sl. No



1. 2. 3. 4. 5.

6.

2151 2152 2153 2154 2155

2056

Automobile Engines Automobile Chassis & transmission Automobile Electrical Equipments Automobile engines lab Automobile chassis transmission & Electrical and Equipments lab Work Shop - III (Special Machines)

12133 12151

-- 12144 12155 12056

Automotive Engines Automobile chassis and Transmission No Equivalent Automotive Engines Lab Automotive Chassis and Transmission laboratory WorkShop-III(slotting, Planning, Milling, Grinding & CNC machine)

VI SEMESTER J - SCHEME K-SCHEME

Sl. No



1.

2. 3. 4.

5. 6.

2161

2062 2163 2064

2165 2066

Industrial Management & road Transport organisation CAD / CAM Body building technology CAD / CAM Lab Automobile Workshop Project work, Entrepreneurship & Personal Skills

12153 12062 12152 12064 12156 12166

Industrial Engineering and road transport Organisation Computer Aided Design and Manufacturing Vehicle Body Engineering Computer Aided Design and Manufacturing Practical Automobile Workshop Project work, Entrepreneurship, Environmental & Disaster Management

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DIPLOMA COURSES IN ENGINEERING (Implemented from 2007- 2008)

K - SCHEME

R E G U L A T I O N S

1. Description of the Course

The Course for the full Time Diploma in Engineering shall extend over a period of three academic years, consisting of 6 semesters and the First Year is common to all Engineering Branches. Each Semester will have 16 weeks duration of study The Curriculum for all the 6 Semesters of Diploma courses (Engineering & Special Diploma Courses) have been revised and revised curriculum is applicable for the candidates admitted from 2007 – 2008 academic year onwards. The salient features of this revised curriculum under ‘K’ Scheme are:

Removal of obsolete portions

Addition of topics covering of new technology, new industrial practices to cope up with the modern

trends in Engineering and Services.

Inclusion of Professional Ethics

Creation of consciousness about Environment Management

Preparing the students to tackle emergency situations due to various disasters

Adoption of Industrial Safety Practices

Offering electives to suit the local needs of industries

Laying more stress on Communication English

Training in Soft Skills

Enhancement of Computer Skills

Enhanced Practical Skills to supplement the theory learnt

Introduction of Continuous Internal Assessment

Conduct of Periodical Tests and Assignments and uniformity in assigning sessional marks

Listing of Equipment, Instruments/ manuals along with the Practical Experiments

Revised Question Paper pattern to test the in-depth knowledge of students.

2. Eligibility for the Award of Diploma No candidate shall be eligible for the Diploma unless he/she has undergone the prescribed course of study for a period of not less than 3 academic years in any institution affiliated to the State Board of Technical Education and Training, Tamilnadu, when joined in First Year and two years if joined under Lateral Entry scheme in the second year and passed the prescribed examination.

3. Subjects of study and curriculum outline

The subjects of study shall be in accordance with the syllabus prescribed from time to time, both in theory and practical. The curriculum outline for III, IV, V and VI Semester is given in Annexure -I

4. Examinations Board Examinations in all subjects of all the semesters under the scheme of examinations will be conducted at the end of each semester. The sessional marks for all the subjects will be awarded on the basis of continuous internal assessment earned during the semester concerned. For each subject 25 marks are allotted for sessional marks and 75 marks are allotted for Board Examination.

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5. Continuous Internal Evaluation

For Theory Subjects: It has been decided to introduce Continuous Internal Assessment marks for a total of 25 marks, which are to be distributed as follows: i)Attendance 5 Marks (Award of marks for attendance will be as per the range given below)

80% - 83% 1 Mark 84% - 87% 2 Marks 88% - 91% 3 Marks 92% - 95% 4 Marks 96% - 100% 5 Marks

ii) Test 10 Marks 3 Tests each of 2 / 2½ hours duration for a total of 30 / 50 marks are to be conducted out of which the

best two will be taken and the marks to be reduced to 10.

TEST UNITS WHEN TO CONDUCT MARKS DURATION

Test – I Unit – I End of 4th week 30 2 Hrs

Test – II Unit – II & III End of 10th week 50 2 ½ Hrs

Test – III Unit – IV End of 14th week 30 2 Hrs Question Paper Pattern for Periodical Test:(Test -I & Test-III) 5 Questions X 1 mark … … 05 marks

5 Questions X 3 marks … … 15 marks


----------- 30 marks ----------- Question Paper Pattern for Periodical Test:(Test -II) 5 Questions X 1 mark … … 05 marks



----------- 50 marks ----------- Model Examination covering all 5 units for 75 marks and 3 hrs. duration. iii) Assignment 10 Marks

For each subject three Assignments are to be given each for 20 marks and the average marks scored should be reduced for 10 marks

All Test Papers and assignment notebooks after getting the signature from the students must be kept in the safe custody in the Department for verification and audit. It should be preserved for a Semester for Academic Audit.

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For Practical Subjects

The Sessional mark calculation for Practical subjects is to be done as follows:- a) Attendance : 5 Marks -Evaluation pattern

same as Theory b) Procedure/ observation and tabulation/

other Practical related Work : 10 Marks c) Result : 5 Marks d) Record writing : 5 Marks

----- TOTAL : 25 Marks -----

The Record for every completed exercise should be submitted in the subsequent Practical classes and marks should be awarded for 20 for each exercise as per the above allocation. At the end of the Semester, the average marks of all the exercises should be calculated for 20 marks and the marks awarded for attendance is to be added to arrive at the sessional mark for Practical.

All the marks entries for assignment, Test and attendance should be entered in the Personal Log Book of the staff, handling the subject. This is applicable to both Theory and Practical subjects.

6. English Communication Practical

The English Communication Practical with more emphasis is being introduced in IV Semester for Circuit Branches and in V Semester for other branches of Engineering. Much Stress is given on: Reading Skill Listening Skill Writing Skill Pronunciation Interview Techniques Writing Resumes

Sessional Mark 25 Marks

Board Examinations Mark Allocation

Allocation of Marks

English Communication Practical for 2 Hours ….. 45 Marks

Written Test in Professional Ethics for 1 Hour ….. 20 Marks Selection of 10 Questions (10 X 2 marks) (without choice) should be only from the Question Bank to be set by the External Examiner. Project Report Writing ….. 10 Marks

7. Project Work The students of all the Diploma Programmes (except Diploma in Modern Office Practice) have to do a Project Work as part of the Curriculum and in partial fulfillment for the award of Diploma by the State Board of Technical Education and Training, Tamilnadu. In order to encourage students to do worthwhile and innovative projects, every year prizes are awarded for the best three projects i.e. institution wise, region wise and state wise. The selection of Project work should be taken up in V Sem. of study. The Project may be reviewed twice during 4th and 10th week of VI semester. a) Sessional mark for Project Work & Viva Voce:

Project Review I (VI Sem.) … 10 marks

Project Review II(VI Sem.) … 10 marks

Attendance 05 marks ----- Total … 25 marks ------

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b) Mark Allocation for Project Work & Viva Voce in Board Examination

Viva Voce … 15 marks

Project Report … 10 marks

Demonstration … 15 marks

Applicability of the Project … 05 marks ------- Total … 45 marks ------- c)Written Test Mark (from 3 topics for 1 hour duration):

i) Entrepreneurship 5 questions X 2 marks = 10 marks

ii)Environment Management 5 questions X 2 marks = 10 marks

iii)Disaster Management 5 questions X 2 marks = 10 marks -----

30 marks -----

Selection of Questions should be from Question Bank by the External Examiner, no choice need be given to the candidates.

8. Scheme of Examinations The Scheme of examinations for subjects in the III, IV, V and VI Semesters are given in Annexure - II. 9. Criteria for Pass

1. No candidate shall be eligible for the award of Diploma unless he/she has undergone the prescribed course of study successfully in an institution approved by AICTE and affiliated to the State Board of Technical Education & Training, Tamil Nadu and pass all the subjects prescribed in the curriculum.

2. A candidate shall be declared to have passed the examination in a subject if he/she secures not less

than 40% in theory/drawing subjects and 50% in practical subject out of the total prescribed maximum marks including both the sessional and the Board Examination marks put together, subject to the condition that he/she secures at least a minimum of 30 marks out of 75 marks in the Board’s Theory/Drawing and a minimum of 35 marks out of 75 marks in the Board Practical Examinations.

10. Classification of successful candidates Classification of candidates who pass out the final examinations from April 2010 onwards (joined in

first year in 2007-2008) will be done as specified below. First Class with Distinction:

A candidate will be declared to have passed in First Class with Distinction if he/she secures not less than 75% of the aggregate marks in all semesters put together, except I and II Semester and passes all the above Semesters in the first appearance itself and completes all papers including that of I & II Semester within the stipulated period of study 3/ 3½/ 4 years (Full Time/Sandwich/Part Time) without any break in study. First Class A candidate will be declared to have passed in First Class if he/she secures not less than 60% of the aggregate marks in all semesters put together except I & II Semesters and completes all papers including that of the I & II Semester within the stipulated period of study 3/ 3½ / 4 years (Full Time/Sandwich/Part Time) without any break in study. Second Class All other successful candidates will be declared to have passed in Second Class. The above mentioned classification is applicable for the Sandwich / Part-Time students who pass out Final Examination from October 2010 /April 2011 onwards (both joined in First Year in 2007-2008)

11. Duration of a period in the Class Time Table The duration of each period of instruction 1 hour and the total period of instruction hours excluding interval and Lunch break in a day should be uniformly maintained as 7 hours corresponding to 7 periods of instruction (Theory & Practical).

* * *

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Curriculum and Scheme of Examination Diploma in Automobile Engineering (Full Time)(COURSE No: 1021)

K – Scheme (With effect from 2008-2009)

Total Curriculum Hours: 35 Hours / Week Total Working Hours: 35 Hours / Week 16 weeks/Semester

III Semester

Scheme of Exam

Total Marks Sl. No Subject Code Subject Hrs per

week Duration of Exam Hours IA BE Total

Min. Marks

for Pass

1 12131 Solid Mechanics and Fluid power Systems 6 3 25 75 100 40

2 12032 Manufacturing Process* 5 3 25 75 100 40 3 12133 Automotive engines 6 3 25 75 100 40

4 12034 Machine Drawing - CAD* 8 3 25 75 100 50

5 12135 Solid Mechanics and Fluid power systems lab 4 3 25 75 100 50

6 12036 Work shop – I (Smithy, Foundry & Welding)* 6 3 25 75 100 50

*Common with Diploma Course in Mechanical Engineering.

IV Semester

Scheme of Exam



Min. Marks

for Pass

1 12041 Applied Thermodynamics* 6 3 25 75 100 40

2 12042 Machine shop Technology* 6 3 25 75 100 40

3 12143 Automotive Electrical & Electronics Systems 5 3

25 75 100 40

4 12144 Automotive Engines laboratory 6 3 25 75 100 50

5 12145 Autotronics Laboratory 6 3 25 75 100 50

6 12046 Workshop II (Turning, Drilling and Shaping)* 6 3 25 75 100 50

*Common with Diploma Course in Mechanical Engineering.

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V Semester

Scheme of Exam



Min. Marks for Pass

1 12151 Automotive Chassis & Transmission 7 3 25 75 100 40

2 12152 Vehicle Body Engineering 6 3 25 75 100 40

3 12153 Industrial management and Road Transport Organization 6 3

25 75 100 40

4 11011 English Communication Practical** 4 3 25 75 100 50

5 12155 Automotive Chassis & Transmission Laboratory 6 3 25 75 100 50

6 12156 Automobile Workshop 6 3 25 75 100 50

** Common to all Diploma Courses

VI Semester

Scheme of Exam Total Marks Sl. No Subject

Code Subject Hrs per


Min. Marks

for Pass

1 12161 Automotive Maintenance and Pollution Control 6 3 25 75 100 40

2 12062 Computer Aided Design and Manufacturing * 6 3 25 75 100 40

Elective Theory

12181 1. Two & Three wheelers Technology 3

12182 2. Tractor and Farm Equipments

5 3

25

75

100 40

4 12064 Computer Aided design and Manufacturing Practical * 6 3 25 75 100 50

Elective Practical

12183 1. Two & Three wheelers Technology Practical 5

12184 2. Tractor and Farm Equipments Practical

6 3 25 75 100 50

6 12166 Project work, Entrepreneurship, Environment and Disaster management

6 3 25 75 100 50

* Common with Diploma in Mechanical Engineering

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12131 SOLID MECHANICS AND FLUID POWER SYSTEMS

6 Hrs/Week 16 Weeks / Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION:

Subject Instruction Examination Hours/week Hours/Semester Assessment Marks

Internal Board Exam

Total

12131 Solid mechanics and fluid power systems

6

96

25 75 100 TOPICS AND ALLOCATION UNIT TOPIC TIME (Hours)

I. Simple stresses and strains and geometrical properties of sections

18

II. Shear force and bending moment diagram and theory of simple bending and deflection of beams

18

III. Torsion and springs 16 IV. Pneumatic systems 16 V. Hydraulic systems 16

Revision and Test 12 TOTAL 96 UNIT – I SIMPLE STRESSES AND STRAINS AND GEOMETRICAL PROPERTIES OF SECTIONS 18 Hrs Simple stresses and strains: Introduction – behaviors of materials when subjected to load – definition – stress and strain – classification of force system – tensile, compressive, shear, bending and torsional force system – behavior of metals in tension upto rupture – stress – strain diagram – limit of proportionality – elastic limit – yield point – breading point – ultimate stress – percentage elongation and percentage reduction in area – problems – Hooke’s law – Young’s modulus – working stress – factor of safety – bars of varying section – shear stress and shear strain – modulus of rigidity – problems in tension and compression. Lateral strain – Poisson’s ratio – volumetric strain – bulk modulus – elastic constants and their relationship – problems connecting lateral, linear and volumetric deformation – problems on elastic constants. Geometrical properties of sections: Introduction – centre of gravity – centroid – position of centroids of plane geometrical figures such as rectangle, triangle, circle and trapezium – determination of centroid of angles, channels, I and T sections – problems – moment of inertia – definition – parallel axes theorem – perpendicular axes theorem – M.I of laminae of rectangle, circle, triangle, angle, channel, I and T sections – no derivations required – polar moment of inertia – radius of gyration – problems. UNIT – II SHEAR FORCE AND BENDING MOMENT DIAGRAM AND THEORY OF SIMPLE BENDING AND DEFLECTION OF BEAMS 18 Hrs Shear force and bending moment diagrams: Introduction – classification of beams – definition – shear force – bending moment – sign convention – types of loads – relation between load, shear force and bending moment – S.F.D and B.M.D of cantilever and SSB subjected to concentrated load and UDL only – maximum Bending moment – problems on S.F.D and B.M.D for cantilever and S.S.B only. Theory of simple bending and deflection of beams: Introduction – theory of simple bending – assumptions – neutral axis – bending stress distribution – moment of resistance – derivation of flexural formula M/I = f/y = E/R – section modulus – strength and stiffness of beam – problems involving bending equation only.

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Deflection – definition of slope and deflection – relation between curvature, slope and deflection – deflection and slope of cantilever and S.S.B under point loads and udl – double integration method – problems on slope and deflection. UNIT – III TORSION AND SPRINGS 16 Hrs Torsion: Introduction – theory of torsion and assumption – derivation of torsion equation T/J = fs/R = Cθ / I – torsion of solid and hollow circular shafts – power transmitted – polar modulus – torsional rigidity – strength and stiffness of shafts – comparison of hollow and solid shafts in weight and strength considerations – problems. 3.2 Springs: Types of springs – laminated and coiled springs – closely coiled helical springs subjected to axial load – problem to determine maximum shear stress, deflection, stiffness and resilience of closely coiled helical springs only. UNIT – IV PNEUMATIC SYSTEMS 16 Hrs Pneumatic systems – elements – filter – regulator – lubricator unit – pressure control valves – pressure relief valves – pressure regulation valves – directional control valves -3/2 DCV, -4/2 DCV, -4/3 DCV, 5/2 DCV, 5/3 DCV – flow control valves – throttle, shuttle and quick exhaust values – ISO symbols of pneumatic components – pneumatic circuits – direct control of single acting cylinder – operation of double acting cylinder – operation of double acting cylinder with metering-in control / metering-out control – use of shuttle valve in pneumatic circuits – use of quick exhaust valves in pneumatic circuits – automatic operation of double acting cylinder – merits and demerits of pneumatic system – applications. UNIT – V HYDRAULIC SYSTEMS 16 Hrs

Hydraulic system – elements – merits and demerits – service properties of hydraulic fluids – hydraulic accumulators – weighted or gravity, spring loaded, gas operated, bladder type accumulators – fluid power pumps – external and internal gear, vane and piston pumps – ISO symbols for hydraulic components – hydraulic circuits using sequence valve – counter balance valve – hydraulic circuit for – shaping machine, surface grinding or milling machine – hydraulic jack – hydraulic lift – hydraulic intensifiers – hydraulic press – pneumatic system Vs hydraulic system. Revision and Test 12 Hrs Text Books:

1. R.S. Khurmi, Strength of Materials, S.Chand &co, Ram nagar, New Delhi, 2002. 2. R.K.Rajput, A Text Book of Hydraulics.

Reference Books:

1. 1. Strength of materials - A.S.Ramamrutham 2. 3. Applied Mechanics - R.S.Khurmi 3. 4. Applied Mechanics and strength of materials - Dr. R.K.Bansal 4. 5. Applied Mechanics and strength of materials - I.B.Prasad 5. 6. Pneumatics & hydraulics - Harry. L. Stewart 6. 7. Introduction to pneumatics - FESTO manual 7. 8. Fundamentals of Pneumatic Control Engineering - FESTO manual

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12131 SOLID MECHANICS AND FLUID POWER SYSTEMS MODEL QUESTION PAPER-I

Duration: 3Hrs Max. Mark:75 NOTE : Answer all the questions from Part-A (1 mark each)

Answer all the questions from Part-B ( 3 marks each) Answer all the questions in Part – C by either or choice. Each carries ten marks.

PART-A Answer all the questions 1x10=10 1. What is Poisson’s ratio? 2. State Hooke’s law. 3. What do you mean by bending moment? 4. What is the point of contraflexture? 5. What are the types of springs? 6. Define torsional rigidity. 7. Sketch the symbol for a filter. 8. What are the elements of pneumatic system? 9. What is viscosity index? 10. State the merits of hydraulic system. PART-B Answer all the questions 3x5=15 11. State and explain the parallel axes theorem. 12. Explain the classification of beams. 13. Define and explain the stiffness spring. 14. Explain the applications of pneumatic system. 15. Explain any two-service properties of hydraulic fluids.

PART-C Answer any one question from each unit 10x5=50 16. 1. A mild steel rod 25mm diameter was subjected to an axial pull of 100kv. An extension of

0.25mm was noted on a gauge length of 300mm and decrease of Poisson’s ratio, Youngs modulus, Rigidity Modulus and bulk modulus of the material. (10)

OR 2. A T section is in size 80mm x 130mm x 10mm with the 80mm side horizontal. Find the moments of inertia about the centroidal horizontal axis. (10)

17. 1. A simply supported beam of 5m span carries a udl of 2KV/m over the entire span. In addiotn the

beam carries a point load of 4KV at a distance of 2m from the left support. Draw SFD and BMD (10)

OR 2. A cantilever 150mm wide and 200mm deep projects 1.5m over a wall and is carrying a point cod

of 50kv at the free end. Find the slope and deflection of the cantilever at the free end. Take E-2.1 x 105 N/mm2 (10)

18. 1. Prove the relation T/J=f5/R=Co/I for shaft. (10)

OR 2. The mean diameter of a closely coiled helical spring is 5times the diameter of wire. It elongates

8mm under an axial pull of 120n. If the permissible shear stress is 40N/mm2 , find the size of wire and the number of coils in the spring. The rigidity of modulus of the spring material is 0.8 x 105 n/mm2. (10)

19. 1. Explain 4/2 and 5/2 DC valve with neat sketch. (10)

OR 2. Draw a pneumatic circuit for the automatic operation of a double acting cylinder and explain

the circuit. (10)

20. Explain the working of any two hydraulic accumulators with neat sketches. (10) OR

Draw a hydraulic circuit of a shaping machine’s quick return motion & its working. (10)

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12131 SOLID MECHANICS AND FLUID POWER SYSTEMS MODEL QUESTION PAPER-II

Duration: 3Hrs Max. Mark:75 NOTE : Answer all the questions from Part-A (1 mark each)


PART-A Answer all the questions 1x10=10 1. What is centroid? 2. Define stress 3. Write the flexural formula for bending. 4. Define term deflection with respect to beams. 5. What is polar modulus? 6. Define Torsion. 7. What is pneumatic system? 8. What is the use of shuttle valve? 9. Sketch the hydraulic symbol for accumulator. 10. What are the elements of hydraulic system? PART-B Answer all the questions 3x5=15 11. Define and explain factor of safety. 12. Explain the different types of loads acting on beams. 13. Explain any two advantages of hollow shafts over solid shafts. 14. Explain the directional control valve. 15. Explain the differences between hydraulic and pneumatic systems.

PART-C Answer any one question from each unit 10x5=50

16. 1.Draw the Stress-Strain curve for a mild steel speciman loaded upto failure and explain the

features. (10) OR

2.Find the position of centroid and Ixx for an unequal angle section 125mm x 75mm x 10mm flange being placed vertical. (10)

17. 1.A cantilever 6m long carries concentrated loads of 2kN, 2kN and 3kN at distances of 2m, 4m &

6m respectively from the fixed end. In addition there is a UDL of 1.5KN/m run spread over the entire length of the beam. Draw SF and BM diagram. (10)

OR 2.A simply supported beam of rectangular cross carries and central load of 25KN over a span of 6m.

The bending stress should not exceed 7.5N/mm2. The depth of the section is 400mm. Calculate the necessary width of the section. (10)

18. 1.Derive the equation for the deflection of a closely coiled helical spring. (10)

OR 2.A solid steel shaft 100mm diameter transmits 100KW at 180rpm. Calculate the maximum

intensity of shear in degrees for a length of 10metres. Take C=0.8 x 105 n/mm2. (10)

19. 1.Explain the working principle of a pressure reducing valve with a neat sketch. (10) OR

2.Draw a circuit diagram for the operation of a double acting cylinder with metering in control. (10)

20. 1.Explain the working of vane pump with a neat sketch. (10) OR

2.Explain the operation and use of counter balance valve with a sketch. (10)

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12032 MANUFACTURING PROCESS 5 Hrs/Week 16 Weeks /Sem. Total Hrs : 80 OBJECTIVE:

• Acquire Knowledge about types of pattern, casting, moulding. • Explain hot working and cold working processes • Describe the various casting processes • Appreciate the safety practices used in welding. • Explain powder metallurgy process • Distinguish the different heat treatment processes • Explain the lathe and its working parts. • Describe the functioning of semi automatic and automatic lathes. • Compare the various types of gauges used in metrology • Compare the various types of linear and angle measuring devices. SCHEME OF INSTRUCTION AND EXAMINATION

Subject Instruction Examination

Hour/Week Hours/Semester Assessment Marks

Internal Board Exam Total

12032

Manufacturing

Process

5

80 25 75 100

TOPICS AND ALLOCATION

UNIT TOPIC TIME ( Hours )

I. Foundry 15

II. Forging and Welding 15

III. Powder Metallurgy and Heat Treatment 15

IV. Lathe Work, Semi Automatic and Automatic Lathes 15

V. Metrology and Theory of Metal cutting 15

Revision and Test 5

Total 80

UNIT – I FOUNDRY 15 Hrs PATTERNS – definition – pattern materials – factors for selecting pattern materials – single piece solid, split patterns – pattern allowances – core prints. MOULDING – definition – moulding boxes, moulding sand – ingredients – silica – clay – moisture and miscellaneous materials – properties of moulding sand – sand additives – moulding sand preparation – mixing – tempering and conditioning – types of moulding – green sand – dry sand – machine moulding – Top and bottom squeezer machines – Jolting machines – sand slinger- core – CO2 process core making – types of core – core boxes. CASTING – definition – sand casting using green sand and dry sand – gravity die casting – pressure die casting – hot and cold- chamber processes – centrifugal casting – continuous casting – chilled casting – malleable casting – melting of cast iron – cupola furnace – melting of non ferrous metals – crucible furnace melting of steel and arc furnaces – induction furnaces – instrument for measuring temperature – optical pyrometer – thermo electric pyrometer – cleaning of casting – tumbling, trimming, sand and shot blasting – defects in casting – causes and remedies – safety practices in foundry.

15

UNIT – II FORGING AND WELDING 15 Hrs Hot working, cold working – advantages of hot working and cold working– hot working operations – rolling – forging, smith forging, drop forging, upset forging, press forging – roll forging. Welding – arc welding definition – arc welding equipment – arc welding methods – carbon arc, metal arc, Metal Inert gas (MIG), Tungsten inert gas (TIG), Atomic hydrogen, Plasma arc, Submerged arc and Electro slag welding, Gas welding – definition Gas Welding Equipment– oxy – acetylene welding Three types of flame– resistance welding – definition – classification of resistance welding – butt – spot – seam – projection welding – welding related processes – oxy – acetylene cutting – arc cutting – hard facing bronze welding – soldering and brazing special welding processes – cast iron welding – thermit welding – solid slate welding, ultrasonic, diffusion and explosive welding – explosive cladding – modern welding, electron beam and laser beam welding – types of welded joints – merits and demerits of welded joints – inspection and testing of welded joints – destructive and non destructive types of tests – magnetic particle test – radiographic and ultrasonic test defects in welding – causes and remedies – safety practices in welding . UNIT – III POWDER METALLURGY AND HEAT TREATMENT 15 Hrs Methods of manufacturing metal powders – atomization, reduction and electrolysis deposition – compacting – sintering – sizing – infiltration – mechanical properties of parts made by powder metallurgy – design rules for the power metallurgy process. Heat treatment processes – purpose – procedures – applications of various heat treatment processes – Iron – carbon equilibrium diagram – full annealing – process annealing stress relief annealing - spherodising annealing – isothermal annealing – normalizing – hardening – tempering – quenching medium – different types and their relative merits – case hardening – pack carburizing – cyaniding – nitriding – induction hardening and flame hardening. UNIT – IV LATHE WORK, SEMI AUTOMATIC AND AUTOMATIC LATHES 15 Hrs Theory of lathes – specifications – simple sketches – principal parts – head stock – back geared type – all geared type – tumbler gear mechanism – quick change gear box – apron mechanism – carriage cross slide – automatic, longitudinal and cross feed mechanism – tail stock and its functions – work holding device – face plate – three jaw chuck – four jaw chuck – catch plate and carrier – types of centres – machining operations done on lathe straight turning – step turning-taper turning-knurling-Thread cutting-Facing-Boring-chamfering– lathe attachments – tool post grinders – milling attachments-cutting speed-feed-depth of cut. Semi automatic lathes: Types of semi automatic lathes – capstan and turret lathes – difference between turret and capstan – tools and work holding devices – self opening die head – collapsible taps – simple tool lay out – process sheet. Automatic Lathes: Automatic lathe – classification of single spindle automatic lathe – principle of automatic lathes – automatic screw cutting machines – multi spindle automatic lathes – use of cams in automats. UNIT – V METROLOGY AND THEORY OF METAL CUTTING 15 Hrs Metrology, Micrometer – inside and outside vernier caliper-digital vernier-digital micrometer – vernier height gauge – digital type vernier micrometers – depth gauges – applications – plug and ring gauges – snap gauges – thread micrometers – gear tooth vernier – bevel protractor – slip gauges – sine bar – comparators – mechanical (dial gauges) – electrical, optical and pneumatic comparators – profile measurements – optical flat – surface finish measurements – profilometers. Cutting tool material-High carbon Steel-High Speed Steel-Stellites-Cemented carbides-ceramics-Composition and applications for the above-Single point cutting tool-nomenclature-tool life-Chip Breakers. Revision and Test 5 Hrs

16

Text Books:

1. Hajra Chowdry & Bhattacharaya, Elements of workshop Technology Volume I & II, Edn. XI, Media Promoters & Publishers Pvt. Ltd., Seewai Building `B’, 20-G, Noshir Bharucha Marg, Mumbai 400 007 – 2007.

2. R. S. Khurmi & J. K. Gupta, A Text book of workshop Technology, Edn. 2, S.Chand & Co., Ram Nagar, New Delhi - 2002.

Reference Books:

1. Begeman, Manufacturing process, Edn. 5, McGraw Hill, New Delhi 1981. 2. WAJ Chapman, Workshop Technology, Volume I, II, & III, Vima Books Pvt. Ltd., 4262/3, Ansari Road,

Daryaganj, New Delhi 110 002. 3. Raghuwanshi, Workshop Technology, Khanna Publishers. Jain & Gupta, Production Technology, Edn. XII,

Khanna Publishers, 2-B, North Market, NAI Sarak, New Delhi 110 006 - 2006 4. P. C. SHARMA, Production Technology, Edn. X, S.Chand & Co. Ltd., Ram Nagar, New Delhi 110 055 -

2006 5. HMT, Production Technology, Edn. 18, published by Tata McGraw Hill publishing Co. Ltd., 7 West Patel

Nagar, New Delhi 110 008. – 2001. 6. Kalpakjian, Manufacturing Engineering & Technology

17

12032 MANUFATCURING PROCESS MODEL QUESTION PAPER-I

DURATION : 3 HRS. MAX. MARKS: 75 NOTE : Answer all the questions from Part-A (1 mark each)

Answer all the questions from Part-B (3 marks each) Answer all the questions in Part – C by either or choice. Each carries ten marks.

PART-A Answer all the questions 1x10=10

1. What is core? 2. What are the advantages of wooden pattern? 3. What is Hot Working? 4. List out the equipment used in gas welding. 5. What is compacting in powder metallurgy process? 6. What is case hardening? 7. What are functions of a tumbler gear mechanism? 8. What are functions of a turret in a capstan lathe? 9. What is measuring instrument? 10. What for the snap gauges are used?

PART-B Answer all the questions 3x5=15

11. List out the types of pattern. Explain any 2 types of pattern. 12. What are advantages of Press forging? 13. What are advantages of powder metallurgy components?

14. Write the specification of a lathe. 15. What are properties of a cutting tool material? PART-C Answer any one question from each unit. 10x5=50 16. 1. a) List out the pattern allowance. Explain? (5) b) Explain with a meat sketch jolt moulding machine (5) OR 2. a) Sketch a cupola and label the Principal parts (5) b) Explain the safety precautions practical in a foundry shop (5) 17. 1. a) Explain with a neat sketch the drop forging process. (5) b) Explain with a neat sketch the explosive welding (5) OR 2. a) Explain with a neat sketch the TIG welding processes. Write its application. (6) b) What are advantages of press forging processes? (4) 18. 1. What are the different methods of manufacturing powders in powder metallurgy processes? Explain.

OR (10) 2. a) What is annealing? Explain Full annealing process. (5)

b) What are the purposes for heat treatment of metals? (5)

19. 1. a) Explain with a neat sketch the all geared head stock of a lathe. (6) b) Explain with a neat sketch the self-opening die head. (4)

OR 2. a) List out the work holding devices used in a lathe. Explain with neat sketch any one work holding

devices. (5) b) Tool schedule and process chart for manufacturing of a belt in a Semi automatic lathe. (5)

20. 1. a) Explain with a neat sketch the profilometer. (5)

b) Sketch and nomenclature of a single point cutting tool. (5) OR 2. a) Explain with a neat sketch the optical comparators. Write its advantages. (6) b) Explain 18-4-1 high speed steel (4)

18

12032 MANUFATCURING PROCESS

MODEL QUESTION PAPER-II DURATION : 3 HRS. MAX. MARKS: 75

NOTE : Answer all the questions from Part-A (1 mark each) Answer all the questions from Part-B ( 3 marks each) Answer all the questions in Part – C by either or choice. Each carries ten marks.

PART – A Answer all the questions 1x10=10

1. What is pattern? 2. What is the function of a optical pyrometer? 3. List out the hand tool used in smith forging. 4. List the equipment used in Arc welding. 5. What is sintering in powder metallurgy process? 6. What are the quenching mediums used in heat treatment processes? 7. What are the functions of a lead screw? 8. What are functions of a cam in automatic lathe? 9. What is least count of a measuring instrument? 10. What are compositions of a satellite tool?

PART-B Answer all the questions 3x5=15 11. What are the properties of a good moulding sand? Explain. 12. Differentiate between hot working and cold working.

13. What are the different methods of manufacturing powders in powder metallurgy processes? Explain any one method.

14. Differentiate between capstan lathe and turret lathe. 15. Explain with a sketch the vernier caliper. PART-C Answer any one question from each unit 10x5=50 16. 1. a) Explain with neat sketch co2 process of core making. (5) b) Explain with neat sketch the pressure die casting process. (5)

OR 2. a) What are the different casting defects? Explain its causes and remedies. (10) 17. 1. Explain with neat sketch submerged Arc welding. Write its advantages and disadvantages.(10)

OR 2. a) What are the 3 types of flame used in gas welding? Write its Application? (6) b) Explain with sketch the drop forging processes (4) 18. 1. Sketch the iron-carbon equilibrium diagram. Write its different phase transformation. (10)

OR 2. a) What are the advantages of powder metallurgy components? (5)

b) What are the design rules to consider for metallurgy components? (5) 19. 1. What are the operations done on a lathe? Explain with a neat sketch any

two methods of taper turning in a lathe. (10) OR

2. a) Explain with neat sketch the single spindle automatic lathe. (5) b)What are the different work holding devices used in semi automatic lathes? Explain anyone work

holding device. (5) 20. 1. a) How to measure the unknown angle by using the sin bar? (4) b) What are the properties of a good cutting tool material? Explain. (6)

OR a) What are the advantages of ceramic tools? (4) b) Explain with a neat sketch the pneumatic comparators. Write its advantages. (6)

19

12133 AUTOMOTIVE ENGINES 6 Hrs/Week 16 Weeks /Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION.


Internal Board Exam

Total 12133 Automotive Engines

6

96 25 75 100 TOPICS AND ALLOCATION UNIT TOPIC TIME ( Hours )

I. Petrol Engines 18 II. Petrol Fuel feed system and Carburetors 18

III. Cooling and Lubrication systems 16 IV. Diesel Engines 16 V. Diesel Fuel Feed System Governors and Super Chargers 16

Revision and Test 12 TOTAL 96 UNIT–I PETROL ENGINES 18 Hrs Petrol Engines – working principle of two stroke and four stroke engines – comparison – main bearings, Connecting rod – bearings – major parts of an engine – engine block, Cylinder head, Liner, Piston, Crankshaft, Camshaft – babbits – Precision inserts – shell bearings – Materials of construction – Types of engines, straight, V, Square engine – Combustion chamber design – L, F, I, T – types – Value gear arrangements, types of valves – sodium cooled – Mushroom Valve – Crankshaft Static Balance and dynamic balance – torsional vibration dampers – analysis of performance of single and multi cylinder engines – Firing order 4,6,&8 – Detonation / Petrol Knock – Octane No Anti Knock Fuel. UNIT–II PETROL FUEL FEED SYSTEM AND CARBURETORS 18 Hrs Fuel feed systems – layout – construction and working of mechanical and Electrical Fuel feed pumps – Fuel filters Multi Point Fuel Inject on – Air filters, types – dry type, wet type and oil bath type – Carburetion – principles – Simple Carburetors – drawbacks of circuits – float circuit starting circuit; ideal & low speed circuit – float circuit and acceleration circuit – Solex Carburetor – S.U. Carburetor, Zenith, Mikuni, Carburetor, Inlet & Exhaust manifolds Mufflers and Silencers- DTSI, VTI, CCVTI, PGMFI-petrol injection-MPFI system-necessity-merits and demerits. UNIT–III COOLING AND LUBRICATION SYSTEM 16 Hrs Cooling system – Air cooling system, water cooling system – Comparison – Thermo – siphon and pump circulation in water cooling system – Open type and Closed type in water cooling system – Thermostat – Construction – wax pellet and Bellows type – Water pump – Radiators – Cellular and tubular – Coolant types Anti Freeze Constructional details – Lubrication System – Splash, partial pressure system – Characteristics of lubricating oils – classification & Identification of SAE oils – Filtering Systems – Full flow and by pass systems – Oil Strainer – Oil pumps – Gear & Rotor type – Construction and operation Pressure Relief Valve – Construction draft tube – Positive Crankcase Ventilation Systems – Construction draft tube – coolant type cooling system – Vapour recovery cooling system Oil Cooler. UNIT–IV DIESEL ENGINES 16 Hrs High Speed Diesel Engines – Two Stroke and Four strokes – Combustion of Diesel fuel, phases of combustion in four stroke engines – diesel knock, Cetane No. – fuel dopes – Types of Diesel Engine Combustion chamber – open, pre combustion and turbulent chamber, air cell and energy cell combustion chamber in TATA and UNO engines – Catalytic converters, unleaded petrol – Petrol engine tune up – maintenance.

20

UNIT–V DIESEL FUEL FEED SYSTEM; GOVERNORS AND SUPER CHARGERS 16 Hrs Diesel fuel system – Layout – Feed pump single and double acting – FIP – jerk type & distributor type – Construction and operation – Diesel filter – Pre filter and Micro filter – Water separator – Injectors and Nozzles – Open type & Closed type, single & multi hole, pintle and pintex type nozzles. Common Rail Direct Injection (CRDI) Governors – Mechanical & Pneumatic type – Phasing & Calibration of fuel injection pumps – Injection timing – Testing of Injections. Super Charging – Its effect – Types of superchargers – Roots types, sliding vane and Centralised types – Turbo chargers. Revision and Test 12hrs Text Book : Automobile Engineering – Kirpal Singh. Reference Books:

1) The Motor Vehicle – Newton and Steeds 2) High Speed Combustion Engines – P. M. HELDT 3) High Speed Diesel Engines – P. M. HELDT

21

12133 – AUTOMOTIVE ENGINES MODEL QUESTION PAPER-I

DURATION : 3 HRS. MAX. MARKS: 75

NOTE : Answer all the questions from Part-A (1 mark each) Answer all the questions from Part-B ( 3 marks each)

Answer all the questions in Part – C by either or choice. Each carries ten marks. PART-A Answer all the questions 1x10=10

1. What is a Square engine? 2. What is the firing order of an engine. 3. Name the various circuits of solex carburetor. 4. What is multipoint fuel injection? 5. What are the components of water cooling system? 6. What is positive crank case ventilation? 7. What is unleaded petrol? 8. What is Engine tune up? 9. Name the different types of nozzles used in injectors. 10. What is CRDI?


11. Compare wet and dry liners. 12. Explain about oil bath air cleaner. 13. Explain oil pump with a sketch. 14. What is center number of diesel? 15. What is supercharging. Name its effects.


16. 1. Explain the construction and working of overhead valve mechanism with a Sketch. (10) OR

2. Explain the working of four stroke petrol engine with neat sketches. (10)

17. 1. Explain the working of Electrical fuel pump with a sketch. (10) OR

2. Explain any two types of mufflers with neat sketches. (10)

18. 1. Describe the water cooling system for a multi cylinder engine with a sketch. (10) OR

2. Describe the lubrication system for a multicylinder engine with a sketch. (10)

19. 1. Explain the pre combustion chamber with a sketch. (10) OR

2. Explain the combustion stages of C.I engine. (10)

20. 1. Explain the distributor type F.I.P. with a sketch. (10) OR

2. Describe the working of ‘Pneumatic Governor’ with a sketch (10)

22

12133 – AUTOMOTIVE ENGINES MODEL QUESTION PAPER-II

DURATION : 3 HRS. MAX. MARKS: 75 NOTE : Answer all the questions from Part-A (1 mark each)

Answer all the questions from Part-B ( 3 marks each) Answer all the questions in Part – C by either or choice. Each carries ten marks. PART-A Answer all the questions 1x10=10 1. What is the function of cylinder liner? 2. What is octave number of petrol? 3. Name the circuits of solex carburetor. 4. What is multipoint fuel injection? 5. What is the use of thermostat valve? 6. Describe the tubular radiator with a sketch. 7. What is the use of catalytic convertor? 8. What is fuel dope? 9. Name the various types of nozzles used in the injector. 10. What is the use of turbocharger?


11. Describe the sodium cooled valve. 12. Explain the simple carburetor with a sketch. 13. Compare air cooling and water cooling systems. 14. What is diesel knock? 15. Explain about common rail diesel injection.


16. a) Describe the side valve mechanism with a sketch (10) OR

b) Explain the working principle of four stroke petrol engine with neat sketch (10)

17. a) Describe the starting and acceleration pump circuits of solar carburetor with sketch (10) OR

b) Explain S.V.Carburetor with a sketch (10)

18. a) Describe the full pressure lubrication system with a sketch (10) OR

b) Explain the positive crank case ventilation systems (10)

19. a) Explain the open and pre combustion chambers with sketch (10) OR b) Briefly explain engine tune up procedure in detail (10) 20. a) Explain the distribution type fuel injection pump with a sketch (10) OR b) Describe the pneumatic type governor with a sketch (10)

23

12034 MACHINE DRAWING - CAD

8 Hrs/Week 16 Weeks /Sem Total Hrs : 128 OBJECTIVES:

• Appreciate the need of sectional view and types of sections. • Draw sectional views using different types of sections. • Explain the use of threaded fasteners and the types of threads. • Compare hole basis system with shaft basis system. • Select different types of fits and tolerance for various types of mating parts. • Practice on AutoCAD commands in making 2D drawings. • Draw assembled drawings of different types of joints and couplings using AutoCAD • Draw assembled drawings of various types of machine elements using AutoCAD.

SCHEME OF INSTRUCTION AND EXAMINATIONS

Instruction Examination Assessment Marks

Subject Theory / Week

Theory / Semester

Practical / Week

Practical / Semester

Total Hours Internal Board

Exam Total

12034 Machine Drawing -

CAD

2 32 6 96 128 25 75 100

TOPIC AND ALLOCATION

Unit Topic Time (Hrs) I. Section views 6

II. Limits, fits and tolerances 10 III. Keys and surface finish 8 IV. Screw Threads and fasteners 8 V. CAD Drawings 90

Revision and Test 6 Total 128 Hrs

UNIT-I SECTION VIEWS 6 Hrs Introductions – need for sectioning – Hatching – Inclination of hatching lines – Spacing between hatching lines – Hatching of larger areas – Hatching of adjacent parts – sketch and explanation of full section, Half sections – types, Partial or local sections, Revolved or super unposed sections, Removed sections and offset sections. UNIT-II LIMITS, FITS AND TOLERANCES 10 Hrs Introduction – Definition of various terms used in limits – Hole basis system – Shaft basis system – Types of fits – Selection of fits and applications – types of tolerances – form and position – Indication of tolerances and fits on the drawing. UNIT-III KEYS AND SURFACE FINISH 8 Hrs Introduction – Types of keys – taper keys – Parallel or feather keys – wood druff keys – Empirical relation between diameter of the shaft and width & thickness of key for the above types of keys. Definition – Nominal surface – roughness – waviness – lay – productions methods and surface quality – symbol for lay – Indication of surface roughness for various machining operations.

24

UNIT-IV SCREW THREADS AND THREADED FASTENERS 8 Hrs Introduction – Nomenclature of screw threads – Basic profiles and forms of screw threads – Left hand and right hand threads – Internal and external threads – Drawing of Vee and square threads – Application of threads – Bolts and Nuts – Drawing of Hexagonal bolt and Nut – Drawing of square head bolts – Riveted head – Types. UNIT-V CAD DRAWINGS

1. Auto cad Theory and Practice 30Hrs 2. Sleeve and cotter joint 3Hrs 3. . Socket and spigot cotter joint 3Hrs 4. Gib and cotter joint 3Hrs 5. Knuckle joint 3Hrs 6. Flange coupling – protected type 6Hrs 7. Universal coupling 6Hrs 8. Bushed bearing 6Hrs 9. Plummer block 6Hrs 10. Swivel bearing 6Hrs 11. Simple eccentric 6Hrs 12. Machine vice 6Hrs 13. Screw Jack 6Hrs Total 90 Hrs

Auto CAD Theory and Practice : Introduction – open-save-save as-exit-Limits, Units-Line command-Abs coordinate System-Relative Polar-Different toolbars in screen-explanation Draw commands-Circle-Arc-Ellipse-Rectangle-Spline-pline-Donut Editing Commands-Array-mirror-break-copy-rotate-chamfer-fillet-move-offset-scale-trim-extend-strecth-plineedit-pedit-xplode. Display commands-Zoom-pan-oops-regen-viewres. Layer – Properties-create Layer-laytrans-matchprop Text Command-text-mtext-textedit-mtedit Dimensioning commands- DimLinear, Dimaligned, Dimradius, Dimdia, Dimangular, Dimbaseline, Dimcontinuous, Dimstyle, Dimedit Make BLOCK, Insert block, Divide, Measure, Bhatch Attdef, attedit Pagesetup, Plot preview, plot Revision and Test 6 Hrs Text Books:

1. N. D. Bhatt, Machine Drawing, Edn. 37, Charotar Publishing House, Opp. Amul Dairy, Court Road, Anand 388 001, India – 2002.

2. K. R. Goplakrishnan, Engineering Drawing, Dhanalakshmi Publishers, M97-B, 30th Cross Street, 7th Avenue, Besant Nagar, Chennai 600 090.

3. R.C.Parkinson, Engineering Drawing published by English University Press, London – 1986.

Reference Book: A. C. Parkinsan, A First year Engineering Drawing. First Rep 1982, A.H. Wheeler & Company (P)

Ltd., 15, L. B. Shastri Marg, Allaghabed – 211 001.

25

12034 MACHINE DRAWING - CAD MODEL QUESTION PAPER

DURATION : 3 HRS. MAX MARKS:75 NOTE : Answer all the questions from Part-A (1 mark each)

Answer all the questions from Part-B ( 3 marks each) Answer all the questions in PART- C.

PART –A Answer all the questions 1x10=10 1. When half-sectional view is used? 2. How is a cutting plane represented in the Orthographic view for obtaining a full section. 3. What is meant by the term Fit? 4. Write down the application for transition fit H7/n6. 5. Where a wood druff key is used? 6. Indicate roughness grade symbol for N10. 7. What type of thread is used for transmitting high power? 8. Where are multi start thread is used? 9. What command is used to constrain the line drawn horizontal and vertical direction only? 10. When do you choose the command PLINE?


11. Explain removed section with suitable sketch. 12. When a shaft based system is preferred to hole based system? 13. What are the roughness value that can be normally obtained by i) Fine turning ii) Machine reaming iii) Milling iv) Grinding v) Chrome Plating. 14. Draw the neat proportionate conventional sketch for a M20 nut 15. i) How to begin a new drawing? ii) What are the options available to draw a circle?

PART-C (20+30)

16. Assemble and draw the orthographic views (Front view and side view/Top view) for the given parts drawing a) Manual drafting (on the given drawing sheet) (20) b) Using CAD software and print-out (30)

26

12135 SOLID MECHANICS AND FLUID POWER SYSTEMS LABORATORY 6 Hrs/Week 16 Weeks / Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION


Internal Board Exam

Total 12135-Solid mechanics and fluid power systems laboratory

6

96 25 75 100

Part A I. SOLID MECHANICS LABORATORY 1. Test on Ductile Materials: Finding Young’s modulus of elasticity, yield points, percentage elongation and percentage reduction in area, stress-strain diagram plotting, tests on mild steel and cast iron. 2. Hardness Test: Determination of Rock well’s hardness number for various materials like mild steel, high carbon steel, brass, copper and aluminum. 3. Torsion Test ; Torsion test on mild steel – relation between torque and angle of twist- determination of shear modulus-determination of elastic constants for mild steel. 4. Bending and deflection Tests : Determination of Young’s modulus for steel by deflection test. 5. Impact Test : Finding the resistance of materials to impact loads by lzod test or Charpy test. 6. Tests on springs of circular section : Determination of modulus of rigidity, strain energy, shear stress by load deflection method – Compression and tension test (Closed coil spring only) 7. Shear Test :

Shear test on M.S bar. Part B II. FLUID POWER SYSTEMS LABORATORY PNEUMATICS LAB 1. Study of Pneumatic system its elements- pressure control valves, Directional control valves (DCV) 2. Direct operation of a single Acting cylinder. 3. Direct operation of a single Acting cylinder. 4. Direct operation of Double Acting cylinder. 5. Operations of Single Acting Cylinder controlled from two different positions using shuttle valve. 6. Operation of a Double Acting cylinder with Quick exhaust valve. 7. Speed control of Double Acting cylinder using metering in and metering out circuit. 8. Automatic operation of Double Acting cylinder in single cycle – Using limit switch and memory valve. 9. Automatic operation of Double Acting cylinder in multi cycles – Using limit switches and memory valves.

27

HYDRAULICS LAB

1. Study of hydraulic system and its elements. 2. Direct operation of Double Acting cylinder. 3. Direct operation of Hydraulic Motor. 4. Speed control of Double Acting cylinder – Using metering-in and metering-out control. 5. Speed control Hydraulic Motor – Using metering-in and metering-out control. 6. Operation of a Double Acting cylinder using solenoid operated Directional control valve.

SCHEME OF EXAMINATION: Part A(1½ Hours) : 30 Marks Part B(1½ Hours) : 40 Marks (Pneumatics/ Hydraulics by lot) Viva Voce : 05 marks Total : 75 Marks

28

12036 WORKSHOP – I (SMITHY, FOUNDRY & WELDING)

6 Hrs/Weeks 16 Weeks / Sem Total Hrs : 96 OBJECTIVES:

• Identify the tools used in foundry. • Identify the tools and equipments used in welding. • Prepare sand moulds for different patterns. • Perform welding operation to make different types of joints. • Identify the different welding defects. • Appreciate the safety practices used in Smithy and welding. • Make components in smithy.

SCHEME OF INSTRUCTION AND EXAMINATION

Examinations Subject Instruction Assessment Marks

Hours/Week Hours/Semester Internal Board Exam Total 12036 Workshop – I ( Smithy, Foundry &

Welding ) 6 96 25 75 100

DETAILED SYLLABUS

1.0 Smithy

Syllabus:

1. Introduction to safety in smithy shop 2. Introduction of hand tools and equipments 3. Operations in smithy 4. Identify the defects in smith forged components

Exercises: 1. Round rod to hexagonal rod 2. Round rod to square rod 3. Round rod to square headed bolt 4. Round rod to ‘S’ Shape 5. Round rod to flat with 25mm

Material: Dia 12mm X 100mm Length.

2.0 Foundry Syllabus

1. Introduction of tools and equipments 2. Types of patterns 3. Types of sand 4. Preparation of sand moulds 5. Furnaces- crucible furnace and tilting furnace 6. Melting if non ferrous metal 7. Core sands, preparation of cores

Exercises: Preparation of sand mould: 1. Solid pattern

a. Stepped Pulley b. Bearing top

29

c. Gear Wheel d. T-pipe

2. Split pattern a. Bent Pipe b. Dumbles

3. Loose Piece Pattern- Dowtail 4. Cylindrical core making 5. Melting and casting– (Not for Examination, only for class exercises)

3.0 Welding

Syllabus 1. Introduction of safety in welding shop 2. Introduction to hand tools and equipments 3. Are and gas welding equipments 4. Types of joints Exercises:

1. Arc welding • Lap joint ( Material: 25mm x 3mm Ms Flat ) • Butt joint ( Material: 25mm x 6mm Ms Flat ) • T-joint ( Material: 25mm x 3mm Ms Flat ) • Corner joint ( Material: 25mm x 3mm Ms Flat )

2. Gas Welding • Lap joint ( Material: 25mm x 3mm Ms Flat ) • Butt Joint ( Material: 25mm x 6mm Ms Flat )

3. Gas cutting: Profile cutting. 4. Spot welding-Lap joint(18/20swg) 5. Demonstration of Soldering and brazing

SCHEME OF EXAMINATION: Foundry : 45 marks (2 hours) Smithy / Welding (by lot) : 25 marks (1 hour) Viva-voce : 05 marks Total : 75 marks

30

12041 APPLIED THERMODYNAMICS 6 Hrs/Week 16 Weeks /Sem.

Total Hours : 96 OBJECTIVES:

• Explain the basics of systems and laws of thermodynamics, and thermodynamic processes. • Explain different Air cycles. • Apply steady flow energy equation for nozzles and condensers. • Explain the types and functions of I.C. Engines. • Explain the fuels and calorific value of fuels. • Explain the performance tests on I.C. Engines. • Compare the modes of heat transfer and evaluate the heat transfer by various modes. • Familiarize parts, function and types of Air compressors and determine their efficiency. • Describe the working of Gas turbines.


Subject Instruction Examinations Hours/Week Hours/Semester Assessment Marks

Internal Board Exam Total 12041- Applied

Thermodynamics 6

96 25 75 100


Unit Topic TIME (Hrs) I. Thermodynamics and Expansion of gases 18 II. Steady flow energy equation and Air cycles 18 III. Internal combustion engines 18 IV. Fuels and Performance of IC Engines 18 V. Air Compressors and Gas Turbines 18

Revision and Test 6 TOTAL 96

UNIT I: THERMODYNAMICS AND EXPANSION OF GASES 18hrs

Introduction - definitions and units of mass, weight, volume, density, specific weight gravity - pressure - units - atmospheric, gauge, vacuum and absolute pressure - temperature - Celsius and absolute temperature - S.T.P and N.T.P conditions - heat - specific heat capacity at constant volume and at constant pressure - work - power - energy - types - thermodynamic system - types -properties and state of system - intensive and extensive properties - thermodynamic process - cycle - point and path function - law of conservation of energy - equilibrium - thermodynamic - zeroth , first and second law of thermodynamics- problems Perfect gases - law of perfect gases - Boyle's, Charles', Joule's, Regnault's and Avagadro's law -characteristic gas equation - relation between specific heats and gas constant - universal gas constant - problems -enthalpy -change in enthalpy - entropy - change in entropy - general equation for change in entropy. Expansion of gases - thermodynamic processes - constant volume, constant pressure, isothermal (hyperbolic), isentropic (reversible adiabatic), polytropic, free expansion and throtting processes - p-V and T-s diagrams, work done, change in internal energy, heat transfer, change in enthalpy, change in entropy for various processes - problems.

UNIT II: STEADY FLOW ENERGY EQUATION AND AIR CYCLES 18hrs

Steady flow system - control volume - steady flow energy equation - applications- steam boiler - condenser -nozzles - steam and gas turbines -reciprocating and rotary compressors - non flow energy equation - problems. Air cycles - air standard efficiency - reversible and irreversible processes - thermodynamic reversibility - conditions of reversibility assumptions in deriving air standard efficiency -Carnot cycle- Otto cycle - Joule cycle -Diesel cycle -comparison of Otto cycle and Diesel cycle- ideal and actual p-V diagram of Diesel cycles - comparison - problems - dual combustion cycle (description only).

31

UNIT III: INTERNAL COMBUSTION ENGINES 18hrs Introduction - classifications -four stroke cycle petrol and diesel engines - merits and demerits - two stroke cycle petrol and diesel engines - comparison- constructional details of I.C.engine -components of engines - cylinder block, crankcase, cylinder head, liners, oil pan, piston, piston rings, connecting rod, crank shaft, cam shaft, valve and valve train - material and manufacturing methods - valve timing diagram for four stroke petrol and diesel engines - port timing for four stroke petrol and diesel engines Layout of fuel supply system in petrol engines - A.C. mechanical fuel pump- simple carburetor - Solex carburetor - layout of fuel supply system in diesel engine - single acting fuel feed pump - CAV fuel injection pump -fuel injectors -types of nozzles - fuel filters. Ignition systems - compression and spark ignition - coil, magneto and electronic ignition systems - governing of I.C.engines - quantity and quality governing -cooling systems - air-cooling - water cooling -merits and demerits. Lubrication - purpose - properties of lubricant - types of lubrication system - oil pump and oil filters -scavenging - super charging- effects and applications - turbo charger. UNIT IV: FUELS & PERFORMANCE OF I.C ENGINES 18hrs Fuels - classifications - merits and demerits - requirements of a good fuel - combustion of fuels - stoichiometric air required for complete combustion of fuels- excess air- products of combustion - problems -calorific value - Bomb and Junker’s calorimeter - problems - Orsat apparatus for flue gas analysis - air pollution - effects and control of pollution Performance of I.C engines - Testing - thermodynamic and commercial tests - indicated power - brake power - friction power- efficiencies of I.C engines- indicated thermal, brake thermal, mechanical and relative efficiencies - Morse test- procedure - problems -heat balance sheet - problems. UNIT V: AIR COMPRESSORS AND GAS TURBINES 18hrs Air compressor - uses of compressed air - classifications of compressor - working principle of a compressor - single stage reciprocating compressor - compression processes - power required to drive the compressor - problems -clearance volume and its effects - volumetric efficiency - power required to drive the compressor with clearance volume -problems- multi stage air compressor - merits and demerits - intercooler - perfect inter cooling - work input on multi stage compressor - condition for minimum work input in multi stage compressor with perfect inter cooling - ratio of cylinder diameter for minimum work input - problem - rotary compressors - Roots, vane blowers - centrifugal and axial flow air compressors. Gas turbines- classifications - advantages and disadvantages of gas turbines - constant pressure gas turbine - gas turbine with regenerator - inter cooler - reheater - effects - closed cycle gas turbines - merits and demerits of open and closed cycle gas turbine - turbojet engines- merits and demerits - turbo propeller engines- merits and demerits -ramjet- comparison of air - craft and industrial gas turbines.

Revision and Test 6Hrs

Text Books:

1. R.S.Khurmi and J.K..Gupta, Thermal Engineering, Edn. 18,, published by S.Chand & Co. 2. P.K.Nag, Applied Thermodynamics, Edn. 2, Tata McGraw Hill Publishing Co. Ltd., 7, West Patel

Nagar, New Delhi 110 008. Reference Books:

1. P.L Ballaney, Thermal engineering, Edn. 24, Khanna Publishers, 2B, North Market, Naisarak, New

Delhi 110 006 - 2005. 2. B.K Sarkar, Thermal engineering, Edn. 3, 1998, published by Dhanpat Rai & Sons, 1982, Naisarak,

New Delhi 110 006 3. Domkundwar and C.P kothandaraman, Applied Thermodynamics, Edn. 2 – 1996 published by Khanna

Publishers.

32

12041 APPLIED THERMODYNAMICS MODEL QUESTION PAPER-I



PART –A Answer all the questions 1x10=10 1. Define temperature 2. Define intensive property 3. Write the SFEE for a) Steam Boiler b) Steam condenser 4. Write the expression for air standard efficiency of Diesel cycle. 5. Name the four strokes of a petrol engine 6. What is the main function of a carburetor? 7. State the difference between indicated power and brake power. 8. What for an orat apparatus is used? 9. What is an air compressor? 10. What is a gas turbine?

PART- B Answer all the questions 3x5=15

11. Derive an expression for work done during Isothermal process. 12. Calculate the air standard efficiency of an Diesel cycle having compression ratio 18 and expansion ratio

10. 13. List out the important properties of a lubricant. 14. Explain what is higher calorific value and lower calorific value of a fuel. 15. State the effects of a clearance volume in a air compressor.

PART-C Answer any one question from each unit 10x5=50 16. 1. 0.25KG of air at a pressure of 140kn/m2 occupies 0.15m3 and from this conditions it is compressed

to 1.4MN/m 2 according to the law pv1.25 = C. Determine (i) Change in Internal energy (ii) Work transfer (iii) Heat transfer iv) Change in Entropy. Assume Cp=1.005kj/jg.k and Cv=0.718kj/kg.k. OR (10)

2. Explain open and closed system with atleast two examples each. (10) 17. 1. (a) State and explain steady flow energy Equation. (4)

(b) In a steady flow of air through a nozzle, the enthalpy decreases by 40kj between two sections. Assuming that there are no other energy changes than the kinetic energy, determine the increase in velocity at section 2 if the velocity at section 1 is 100m/s. (6)

OR 2. (a) In an otto cycle the compression ratio is changed from 4.5 to 8.5. Determine the increase in A.S.E

of the cycle. (4) (b) Find the A.S.E of a Diesel cycle engine if the cut off is 6% of the stroke and the clearance is 1/13th

of the stroke take γ = 1.4. (6) 18. 1. Explain the neat sketch the working of inline fuel injection pump used in Diesel Engine. (10)

OR 2. Explain the neat sketch the construction and working of water pump cooling system. (10) 19. 1. With a sketch explain the construction, working and calculation method for finding out calorific value

of a solid fuel using Bomb Calorimeter. (10) OR

2. Explain a) Procedure for Morse Test on a petrol Engine. b) Procedure of heat balance test on a diesel engine. (10) 20. 1. Explain with sketches the construction and operation of a) Roots for blower b) Centrifugal compressor.

(10) OR

2. Find the percentage saving in work by compressing air in two stages from one bar to seven bars instead of in one stage. Assume compression index as 1.35 in both cases and complete intercooling in two-stage compression. (10)

33

12041 APPLIED THERMODYNAMICS MODEL QUESTION PAPER-II


Answer all the questions from Part-B ( 3 marks each) Answer all the questions in Part – C by either or choice. Each carries ten marks

PART –A Answer all the questions 1x10=10 1. Explain the term absolute zero of temperature. 2. State the First law of thermodynamics. 3. What is meant by control volume. 4. Define Air standard efficiency. 5. What is meant by valve timing diagram? 6. State the different types of cooling systems used in I.C. Engines. 7. Write expression for theoretical minimum air required for complete combustion of 1kg of a fuel. 8. Define Mechanical efficiency. 9. Name the various types of compression process used in air compression. 10. What is an open cycle gas turbine? PART-B Answer all the questions 5x3=15 11.A cylinder contains 3kg of oxygen at 5-bar pressure and temperature of 27ºc. Determine the volume of

the cylinder. 12.State the conditions for reversibility. 13.Define carburetion and state the requirements of a carburetor. 14.What are the requirements of a good fuel? 15.Explain with a p-v diagram, the various types of compression. PART-C Answer any one question from each unit 10x5=50 16. 1. 1Kg of air at 11 bars and 80ºc is expanded to 10 times the original volume by i) Isothermal process

ii) Isentropic process. Determine the work done in each of cases. Also plot these two on a common p-v diagram R=287J/Kg.k and γ=1.4. (10)

OR 2. Derive an expression for work done during a polytropic process. (10) 17. 1. a) State the assumptions made in deriving air standard efficiency. (4) b) Derive an expression for A.S.E of an otto cycle. (6)

OR 2. What will be the loss of thermal efficiency of a diesel engine with a compression ratio of 14, if the fuel

cut –off is delayed from 5% to 9% of the stroke. (10) 18. 1. Explain with neat sketches the construction and operation of a two stroke cycle petrol engine. (10)

OR 2. Explain with sketches the working of A.C Mechanical fuel pump. (10)

19. 1. The following data were obtained during a trial on an oil engine. Brake power=73.5kw. Fuel consumed=1kg 16.5kg/hour calorific value of fuel=45200Kj/kg. Mechanical efficiency = 82%. Find i) Brake Thermal efficiency ii) indicated Thermal efficiency iii) Indicated power. (10)

OR 2. A fuel contains 92% carbon, 4% hydrogen, 2% sulphur, oxygen 1.5%, Ash 0.5%. It is supplied with

50% excess of air. Find i) Minimum mass of air required for complete combustion of 1kg of fuel ii) Gravimetric composition of the products of combustion. (10)

20. 1. a) Explain the working of a multistage air compression with intercooling. (4) b) Derive an expression for work done by a two stage reciprocating air compressor with

complete inter cooling. (6) OR

2. Explain with a neat sketch the working of a ramjet. State its applications and advantages.(10)

34

12042 MACHINE SHOP TECHNOLOGY 6 Hrs/Week 16 Weeks /Sem. Total Hrs : 96 OBJECTIVES:

• Explain the working of machine tools planer, shaper and slotter. • Compare various work holding devices • Explain the working of machine tools drilling machine and milling machine. • Distinguish various types of milling cutter. • Classify the different types of grinders and grinding wheels. • Explain the broaching operation and boring operation and their applications. • Explain the milling procedure for spur, helical and bevel gears. • Explain the various types of gear generating processes • Compare the various types of jigs and fixtures. • Explain the different types of press working operations. • Appreciate the use of non-conventional machining processes.



Internal Board Exam Total 12042- Machine

Shop Technology 6

96 25 75 100


Unit Topic TIME (Hrs) I. Planer, Shaper and Slotter 18

II. Drilling Machines and Milling Machines 18 III. Grinding, Broaching, Boring and Jig Boring 18 IV. Gear manufacturing Practice – Forming and

Generating 18

V. Jigs & Fixtures, Press working & Non-Conventional Machining process.

18


UNIT-I: PLANER, SHAPER AND SLOTTER 18 Hrs Planer: Types of planers-description of double housing planer-specifications-principles of operation-drives-quick return mechanism-feed mechanism- work holding devices and special fixtures-types of tools-various operation. Shaper: Types of shapes-specifications-standard-plain-universal-principles of operations-drives-quick return mechanism-crank and slotted link-feed mechanism-work holding devices-Special fixture-various operations. Slotter: Types of slotters-specifications-method of operation-Whitworth quick return mechanism-feed mechanism-work holding devices-types of tools. UNIT -II: DRILLING MACHINES AND MILLING MACHINES 18 Hrs Drilling machines: Drills-flat drills-twist drills-nomenclature-types of drilling machines-bench type-floor type-radial type-gang drill-multispindle type-principle of operation in drilling-speeds and feeds for various materials-drilling holes-methods of holding drill bit-drill chucks-socket and sleeve-drilling-operation-reaming-counter sinking-counter boring-spot facing-tapping-deep hole drilling. Milling machines: Types-column and knee type-plain-universal milling machine-vertical milling machine-specification of milling machines-principles of operation-work and tool holding devices-arbor-stub arbor-spring collet-adapter-milling cutters-cylindrical milling cutter-slitting cutter-side milling cutter-angle milling cutter-T-slot milling cutter-woodruff milling cutter-fly cutter-nomenclature of cylindrical milling cutter-milling process-conventional milling-climb milling-milling operations-straddle milling-gang milling-vertical milling attachment.

35

UNIT-III: GRINDING, BROACHING, BORING AND JIG BORING 18 Hrs Grinding machines: Types and classification-specifications-rough grinding – pedestal grinders- portable grinders- belt grinders-precision grinding-cylindrical grinder-center, centerless type – surface grinder-planetory grinders-principles of operations-grinding wheels-abrasives-natural and artificial diamond wheels-types of bonds-grit, grade and structure of wheels-wheels shapes and sizes-standard marking systems of grinding wheels-selection of grinding wheel-mounting of grinding wheels-Dressing and Truing of wheels-Balancing of grinding wheels. Broaching: Types of broaching machine-horizontal vertical and continuous broaching-principles of operation-types of broaches-classification-broach tool nomenclature-broaching operations-simple examples. Boring and Jig boring: Boring machines-horizontal and vertical types-fine boring machines-boring tools-jig boring machine-measuring system-hole location procedure-deep hole boring. UNIT-IV: GEAR MANUFACTURING PRACTICE – FORMING AND GENERATING 18 Hrs Gear manufacturing practice-Forming and Generating processes: Gear forming process in milling-dividing head-principles of operation-indexing-linear indexing-simple-differential and angular indexing-problems-gear milling, cutter selection-module-pressure angle-milling procedure for spur, helical and bevel gears-problems. Generating process-gear shaper-gear hobbing-principle of operation only-gear finishing processes-burnishing-shaving-grinding and lapping-gear materials-cast iron, steel, alloy steels, brass, bronze, aluminium, nylon.

UNIT-V: JIGS & FIXTURES, PRESS WORKING & NON-CONVENTIONAL MACHINING PROCESS 18 Hrs Jigs and Fixtures: Definitions and concept of Jig and fixture-Advantages of jigs and fixtures-elements of jigs and fixtures-locating devices-'V' locators-fixed stop locators-adjustable stop locators-clamping devices-strap clamp, screw clamp-cam action clamp-types of jigs-box drill jig-indexing drill jig-types of fixtures-keyway milling fixture-string milling fixture. Press working: Types of presses-mechanical and hydraulic presses-press tools and accessories-press working operations-bending operations-angle bending-channel bending -curling-Drawing-shearing operations - blanking, piercing trimming-notching-lancing-shaving-parting off. Non-Conventional Machining process: Construction and working of Ultrasonic machining-chemical machining-electro chemical grinding-electrical discharge machining-plasma arc machining-LASER machining-Advantages – Disadvantages-Applications-of the above processes.

Revision and Test 6Hrs Text Books: 1. Hajra Choudry & Battacharya, Elements of Workshop Technology-Vol. I & II, Edn. 11, published by Media

Promoters and Publishers Pvt. Ltd., Seervai Buildings `B’, 20-G, Noshir Bharucha Marg, Mumbai 400 007 - 2007

2. Jain & Gupta, Production Technology, Khanna Publishers, 2-B, North Market, Naisarak, new Delhi – 110 006 – 2006.

Refenence Books: 1. HMT, Production Technology, Edn. 18, published by Tata McGraw Hill Publishing Co. Ltd., 7, West Patel

Nagar, New Delhi 110 008. 2. Myro N Begman, Manufacturing process, Edn. 5, Tata McGraw Hill Publishing Co. Ltd., 7, West Patel

Nagar, New Delhi 110 008. 3. WAJ. Chapman, Workshop Tech Vol I,II, III, published by Viva Books Pvt. Ltd., 4262/3, Ansari Road,

Daryaganj, New Delhi 110 002. 4. NITTTR, Production processes published by . 5, Tata McGraw Hill Publishing Co. Ltd., 7, West Patel

Nagar, New Delhi 110 008.

36

12042 MACHINE SHOP TECHNOLOGY

MODEL QUESTION PAPER – I DURATION : 3 HRS. MAX MARKS:75


PART –A Answer all the questions 1x10=10

1. What are different drive mechanism used to drive the table of a planer? 2. What are types of slotting machines used in the Industry? 3. Define the depth of a drilling operations. 4. Differentiate between plain milling machine and universal milling machine. 5. What is grit in a grinding wheel manufacturing? 6. What are types of boring machine? 7. What is pressure angle of a gear? 8. What are the different types of Indexing? 9. Define fixture. 10. What is plasma?

PART-B Answer all the questions 3x5=15 11. Explain with a neat sketch machining of angular surface in a Shaper. 12. What are the specifications of a milling machine? 13. Explain with a neat sketch the mounting of a grinding wheel. 14. Write the step by step procedure for manufacturing of spur gear in a milling machine. 15. Differentiate between the blanking tool and piercing tool.

PART-C Answer any one question from each unit 10x5=50 16. 1. a) Explain with a neat sketch the slotted link quick return mechanism of a shaper. (5) b) What are the different operation performed on a slotter? Explain with a neat sketch any one such

operation. OR (5) 2. a) Explain with a neat sketch the automatic feed mechanism of a planer. (6) b) What are specifications of a shaper? (4) 17. 1. a) Nomenclature of a twist drill. (5) b) Explain with a neat sketch the ‘T’ – slot milling operation. (5)

OR 2. a) List out the drilling operations. Explain with a neat sketch any two such operations. (6) b) Explain with a neat sketch the arbor of a milling machine. (4) 18. 1. a) BIS marking of a grinding wheel – explain? (6) b) Explain with a neat sketch the Jig boring machine. (4)

OR 2. a) Sketch the horizontal boring machine and label the parts. (5) b) Explain with a neat sketch the planetary grinding operations. (5)

19. 1. a) Explain with a neat sketch the differential Indexing method. (4) b) Explain with a neat sketch the gear hobbing Process. Write its advantages. (6)

OR 2. a) What are different methods of gear finishing processes? Explain any two Process? (6)

b) What are the merits and demerits of nylon as gear material? (4) 20. 1. a) Explain with a neat sketch the box drill jig. (4) b) Write short notes on: (i) Bending (ii)Lancing (iii)Shaving (6)

OR 2. Explain with a neat sketch the electrical discharge machining processes. What are merits and demerits

of this processes. (10)

37

12042 MACHINE SHOP TECHNOLOGY

MODEL QUESTION PAPER-II DURATION : 3 HRS. MAX MARKS:75


PART –A Answer all the questions 1x10=10 1. What is the function of a clapper box in a shaper? 2. What is quick return mechanism of slotter? 3. What are the different types of drilling machine? 4. What are the different tool holding devices used in a milling machine? 5. List out the boring tools. 6. What are the different types of broaching machine? 7. What is the amount of crank movement for manufacturing 20 Teeth gear on a milling machine. 8. What are the advantages of aluminum as a gear material? 9. Define Jig. 10. What is Press tool?

PART – B Answer all the questions 5X3=15

11. What are the specifications of a Planer? 12. Differentiate between the gang milling and struddle milling operations. 13. What are the different feeds used in centreless? 14. List out the gear finishing processes. Explain any one gear finishing processes. 15. What are the advantages of Electrical discharge machining?

PART – C Answer any one question from each unit 5X10=50 16. 1. a) Sketch a double housing planer and label the principal parts of a planer. (5) b) Explain with a neat sketch the whit worth quick return mechanism of a slotter. (5)

OR 2. a) Explain with a neat sketch the automatic feed mechanism of a shaper. (5) b) List out the work holding devices used in a planer. Explain with a neat sketch any one such device.

(5) 17. 1. List out the drilling operations. Explain with a neat sketch any four operations. (10)

OR 2. a) Nomenclature of a cylindrical milling cutter. (5) b) Explain with a neat sketch the milling processes. (5) 18. 1. a) Explain with a neat sketch the cylindrical grinding machine. (5) b) Nomenclature of a pull broach (5)

OR 2. a) What are the criteria while selecting a grinding wheel? (5) b) List out the different methods of locating a hole in jig boring machine. Explain any one method? (5) 19. 1. a) Explain with a neat sketch the gear shaper. Write its demerits. (6) b) Explain with a neat sketch the simple indexing method (4)

OR 2. a) Write the step by step procedure for manufacturing of bevel gear in a milling machine. (5) b) What are the different materials used for manufacturing of gears? Write its advantages. (5) 20. 1. a) What is locating elements? Explain with neat sketch any two locators. (5) b) Explain with a neat sketch the ultrasonic machining process. (5)

OR 2. Explain with a neat sketch the different drive mechanism used in a presses. (10)

38

12143 AUTOMOTIVE ELECTRICAL AND ELECTRONICS SYSTEMS

5 Hrs/Week 16 Weeks/Sem Total Hrs: 80 SCHEME OF INSTRUCTION AND EXAMINATION

Subject Instruction Examination Hours/week Hours/

Semester Assessment Marks

Internal Board Exam Total 12143 Automotive Electrical and Electronics Systems

5

80 25 75 100

TOPICS AND ALLOCATION UNIT TOPIC TIME (Hours)

I. Basic Electrical & Electronics and Electrical Supply 15 II. Electrical system in Automobile, Lead Acid Battery,

Generator and Regulator 15

III. Starting Motor and Drive Mechanisms 15 IV. Ignition Systems 15 V. Lighting and Accessories 15

Revision and Test 5 TOTAL 80 UNIT - I BASIC ELECTRICAL & ELETRONICS AND ELECTRICAL SUPPLY 15hrs Definitions – Electric Current, Voltage and resistance – Ohms law and Kirchoffs law – electromagnetism (Definition only) Magnetic flux, flux density, magnetic field intensity Magneto Motive Force (MMF) and magnetizing force permeability, reluctance, Faradays Laws of electro magnetic induction – Fundamentals of AC voltage and current – Peak average RMS Value of sine wave, frequency time period, amplitude, power, power factor (definition only) principle and construction of DC motor, types of DC motors – Applications – Three Phase induction motors – squirrel cage and slip ring induction motor ( construction and working principle only ). Semi conductor materials – N type and P type – PN junction forward and reverse bias, Half ware rectifier, full wave rectifier – Zener and avalanche breakdown Transistors Logic gates OR AND NOT NOR NAND EXOR and EXNOR gates programmable logic controllers (PLC) – definition – features and benefits of PLC. Electrical safety measures – Importance of earthing electric shock – cure of shocks – precautions against shock. UNIT – II ELECTRICAL SYSTEMS IN AUTOMOBILE, LEAD ACID BATTERY, GENERATOR AND REGULATORS 15hrs Brief introduction to the basic electrical system in the automobile – Ignition system – Charging System – Lighting system and Auxillary system – Their needs. Lead acid battery – Purpose – Construction Chemical reaction during charging and discharging – capacity ratings – Testing – Hydrometer test – open voltmeter test – High rate discharge test – charging methods – trouble shooting in batteries – (run down – over charging – sulphation – bulging) Generator – Purposes – Construction – Field winding – Armature winding – Commutator – Brushes – Brush gears – Testing – Field winding – Armature – Growler testing – Brush – spring tension – Under cutting – Skimming commutator – Brush bedding. Alternator – Purpose – Construction – Body – Stator winding – Rotor winding – Slip rings – Brush. Diode Advantages of alternator – trouble shooting in the alternator and armature. Regulator: Need for the regulator – Cut out or reverse cut out relay – Constant current and voltage regulator – compensated voltage regulator – trouble shooting in dynamo, alternator & regulator.

39

UNIT – III STARTING MOTOR AND DRIVE MECHANISMS 15hrs Starting motor – Need – Working Principle – Construction – Body – Field coil – Armature windings – Poles – Commutator and brush gears – Solenoid switch. Starting motor drive mechanism – Bendix – Folo through – Over running clutch type drive & co-axial drive mechanism in the heavy vehicles – complete electrical circuits of heavy duty starting motor – First contact and second contact closing – Troubles – Causes & remedies – Electric Starting circuits in two wheelers. UNIT – IV IGNITION SYSTEM 15hrs Battery coil ignition – Purpose – Components & its functions – Battery – coil – Distributor spark plug ( types ) – Condenser – Breaker point mechanism – Importance of ignition timing – Setting ignition timing – Needs and types of advance mechanism – Centrifuge – Vacuum advance mechanism. Magneto ignition – Advantages over battery / Coil ignition to magnetic coil ignition ( in two wheelers ) – transistorized ignition system – Electronic ignition system – Heater plugs – Cold starting devices in diesel engines. UNIT – V LIGHTING AND ACCESSORIES 15hrs Lighting – Purpose & construction of each lamps hold bulbs – Head lamps – Head Lamp Beam setting and adjustments – Halogen lamps – Sealed beam, dip switch – Beam indicator – Fog lamp – Park lamp – Rear number plate lamp – Door Lamp – Pillar Lamp – Roof Lamp – Roof light – Fluorescent lamp in transport vehicles – break light – Break light switch – traffic indicators (Resistance & Transistor type) panel lamps. Horn – Construction – Working – Hum relay – Horn circuit, horn turning, Troubleshooting. Gauges – Fuel gauge – Oil pressure gauge – Coiling water temperature gauge – Ammeter charging indicator. Radio – Interface – Suppressors – Audio System – Wiring – Single pole – Double pole – Cable size color code – wiring harness – Cable connection – fuses – Circuit breakers – Window glass panel operating system. Wind screen wipers – Construction – Working – Trouble shooting Pneumatic type – Wind screen wipers. Revision and Test 5 Hrs Text Book: JUDGE A.W. – Modem Electrical Equipment of Automobiles – Chapman & Hall. References Books:

1. Young & Griffiths – Automobile Electrical Equipments – ELBS 2. Crouse WH – Automobile Electric equipments MC Graw Hill Book & co NEW YORK.

40

12143 AUTOMOTIVE ELECTRICAL AND ELECTRONICS SYSTEMS MODEL QUESTION PAPER-I


PART-A Answer all the questions 1x10=10 1. Define ohm’s law. 2. Why earthing is important? 3. What is the use of hydrometer? 4. What is the function of cut out? 5. What is the need of starter motor? 6. What is the function of solenoid switch? 7. What is the use of condenser? 8. What is vacuum advance mechanism? 9. What is the use of Fog lamp? 10. Name the various lights in the vehicle.


11. Write notes on semi conductor materials. 12. Explain the construction of alternator. 13. Describe the working of Bendix drive. 14. Explain the transistorized ignition system. 15. Describe the working of wind screen wiper.

PART-C Answer any one question from each unit 5X10=50

16.1) Explain the construction and working of three phase induction motor. (10) (or)

2) Explain the features and benefits of PLC. (10)

17.1) Explain the constructional details of Lead acid battery (10) (or)

2) Describe the constant current and voltage regulator with a sketch (10)

18.1) Explain the constructional details of starter motor. (10) (or)

2) Describe the overrunning clutch type driving mechanism in detail. (10)

19.1) Describe the working of battery coil ignition system in detail. (10) (or) 2) Explain the electronic ignition system with a sketch (10) 20.1) Explain the construction of head lamp. (5) Describe head lamp beam setting and adjustments. (5) (or) 2) Describe the construction and working of oil pressure gauge and fuel gauge. (10)

41

12143 AUTOMOTIVE ELECTRICAL AND ELECTRONICS SYSTEMS MODEL QUESTION PAPER-II


PART-A Answer all the questions 1x10=10

1. Define electric voltage. 2. Define power factor. 3. Name the tests conducted to ascertain the condition of battery. 4. What is the use of cut out? 5. How does a starter motor works? 6. What is the amperage needed for the starter? 7. Name the components of transistorized ignition system. 8. What is the use of condenser with ignition system? 9. What is the use of oil pressure gauge? 10. Explain the working of electric horn.


11. Explain Faraday’s laws of electromagnetic induction. 12. What are the advantages of alternator? 13. Explain the working of solenoid switch 14. Describe the magnets ignition system. 15. Explain the working of fuel gauge.


16.1) Explain in detail about semi conductor materials. (10) (or)

2) Explain the features and benefits of PLC. (10)

17.1) Explain the constructional details of Lead acid battery (10) (or)

2) What are the common troubles with alternator and suggest your remedies to rectify the same (10)

18.1) Explain the Bendix drive with a neat sketch. (10) (or) 2) Describe the construction and working of starter motor. (10)

19.1) Explain battery coil ignition system with a neat sketch. (10) (or) 2) Explain the electronic ignition system with a neat sketch. (10) 20.1) Describe the working of wind screen wiper with a sketch. (10) (or) 2) Explain lighting circuit for a light motor vehicle. (10)

42

12144 : AUTOMOTIVE ENGINES LABORATORY 6 Hrs/Week 16 Weeks/Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION:


Internal Board Exam

Total 12144 Automotive Engines Laboratory

6

96 25 75 100 List of Experiments: Part A

1. Identification and application of mechanics tools. 2. Port Timing Diagram. 3. Valve Timing Diagram. 4. Dismantling and assembling of two stroke petrol engine and identification of parts. 5. Dismantling and assembling of four stroke petard and diesel engines and identification of parts. 6. Removing, decarborising, inspecting and replacing pistons and connecting rods and adjusting the

bearings. 7. Cleaning, inspecting and measuring cylinder bore using cylinder bore dial gauge and suggesting the

next over size. 8. Removing camshaft, replacing timing gear, removing valves, lapping and adjusting valve clearance. 9. Removing, servicing and replacing oil pump and water pump. 10. Removing and testing of thermostat. 11. Flash point & Fire point – open cup & close cup. 12. Viscosity of Lubricating oils – Redwood & Saybolt. 13. Calorific value of liquid fuels.

Part B

14. Removing, servicing and replacing of A.C fuel pump / S.U electrical fuel pump. 15. Removing, servicing SOLEX, SU and Maruthi Carburetors. 16. Engine tune up. 17. Performance Test on single cylinder engine. 18. Morse test on multicylinder engine. 19. Use of test equipments: Compression gauge, Vaccum gauge, Exhaust gas analyzer, Dwell angle tester

and stroboscope. 20. Diesel tank and pipeline maintenance. 21. Dismantling and assembling of transfer pump / lift pump. 22. Removing and replacing of diesel fuel filters. 23. Dismantling and assembling of inline F.I.P. 24. Phasing and calibration of F.I.P. 25. Injection timing setting. 26. Dismantling and assembling of distributor pump. 27. Dismantling and assembling of injectors. 28. Testing of injectors for service ability. 29. Bleeding of diesel fuel system. 30. Cold staring devices: repair and maintenance.

SCHEME OF EXAMINATION: One Question from Part A(1½ Hrs) : 35 Marks One Question from Part B(1½ Hrs) : 35 Marks Viva Voce : 05 Marks

Total : 75 Marks

43

12145 AUTOTRONICS LABORATORY 6 Hrs/Week 16 Weeks/Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION:


Internal Board Exam Total 12145 Autotronics Laboratory

6

96 25 75 100

List of Experiments: Part A

1. Study of General Electrical System in an Automobile. 2. Removing and REPLACING a BATTERY from a car. 3. TESTING THE BATTERY: Hydrometer Test – Open Circuit Voltage and High Rate Discharge

Testing. 4. Study of the Battery Charger and Charging the Run Down Battery. 5. Identification of Various components of Ignition system, Dismantling Assembly of a Distributor,

Setting Contact Breaker Points and Servicing of Spark Plugs. 6. Setting Ignition Timing with Timing Light and Start the engine. 7. Dismantling and Overhauling of a Starter Motor. 8. Dismantling and Overhauling of a Dynamo. 9. Dismantling and Overhauling of an Alternator. 10. Servicing of Regulator. 11. Adjusting the Sealed Beam Head Lamp. 12. Servicing and tune up of the Horn. 13. Servicing a Wiper Motor.

Part B

14. Study of BASIC ELECTRONICS ( Semi Conductor Materials – N type and P type PN junction – forward and reverse bras, characteristics

of PN diode – Half wave rectifier full wave rectifier bridge rectifier, zener and avalanche break – down, Characters of Zener diode – application of Zener diode ). 15. Construction of a half wave rectifier without filter. 16. Construction of a bridge wave rectifier without a filter. 17. Measurement of voltage, current and resistance by using multimeter (both analog and digital) in all

ranges. 18. Verification of truth table for AND, OR, NOT, NOR, NAND, EX OR, and EX NOR gates. 19. Study of PLC. 20. Exercise on Various sensors used in automobiles. 21. Direct Operation of a motor using latch Circuit using PLC. 22. ON/Off Stroke Timer control of a motor using PLC.

SCHEME OF EXAMINATION: One question from Part A (1½ Hrs) : 35 marks One question from Part B (1½ Hrs) : 35 marks Viva Voce : 05 Marks Total : 75 Marks

44

12046 WORK SHOP-II (Turning, Drilling, Shaping)

6 Hrs/Week 16 Weeks /Sem.

Total Hrs : 96 OBJECTIVES: • Identify the parts of a center lathe, drilling machine & shaping machine and their functions. • Use tools and instruments for turning, drilling and shaping. • Identify the work holding devices • Hold the work in proper work holding devices. • Set the tools for various operations. • Operate the lathe, drilling machine & shaping machine • Machine a component using lathe, drilling machine & shaping machine. • Follow safety practices while machining. SCHEME OF INSTRUCTION AND EXAMINATION

Instruction Examinations Subject Hours/Week Hours/Semester Assessment Marks

Internal Board Exam Total12046- Workshop –II (Turning, Drilling &

Shaping)

6

96

25

75

100

LATHE, DRILLING & SHAPING MACHINES

Syllabus:

1. Introduction of safety in operating machines. 2. Introduction to lathe, drilling machine & shaping machine and its parts. 3. Introduction to work holding devices and tool holding devices. 4. Types of tools used in lathe work, drilling & shaping. 5. Types of measuring instruments and their uses. 6. Setting of work and tools. 7. Operation of lathe, drilling & shaping. 8. Practice on a lathe, drilling and shaping machine

Note: The dimensions may be modified according to the materials specified. Enclosure: Sketches of Lathe, drilling & shaping Exercises. Scheme Of Examination: Lathe exercise : 45 marks (2 hours)

Shaping / Drilling by lot : 25 marks (1 hour) Viva-Voce : 05 marks

Total : 75 marks

45

LATHE

46

DRILLING

47

SHAPING

50

12151 AUTOMOTIVE CHASSIS AND TRANSMISSION 6 Hrs/Week 16 Weeks / Sem Total Hrs: 96 SCHEME OF INSTRUCTION AND EXAMINATION:




12151 Automotive chassis and transmission

6

96 25 75 100

TOPICS AND ALLOCATION UNIT TOPIC TIME ( Hours )

I. Clutch, Gearbox, Gear shifting mechanism 18 II. Universal Joint, Propeller Shaft, Rear Axles,

Differential 16

III. Suspension System, Steering System 18 IV. Brakes, Tyres 16 V. Garage Equipment, Servicing, Maintenance 16

Revision and Test 12 TOTAL 96 UNIT – I CLUTCH, GEAR BOX, GEAR SHIFTING MECHANISM 18hrs Clutch – function – clutch actuating mechanism – Mechanical and hydraulic types – clutch material – single plate dry clutch – dual plate dry clutch – multi plate wet clutch – semi centrifugal and centrifugal clutch – motor cycle clutch – fluid coupling – Gear Box – purpose – resistance offered to the motion of the vehicle – air resistance – rolling resistance – offered to the motion of the vehicle – gradient resistance – tractive effort – effect of gear ratio on fuel consumption – types of gear boxes – sliding mesh – constant mesh – synchromesh device – epicyclic – over drive – under drive and transfer cases – 4 wheel drive – gear shifting mechanism – floor shifting and steering column shifting – mechanical and hydraulic control systems – variator – Trouble shooting of clutch and gear box. UNIT– II UNIVERSAL JOINT, PROPELLER SHAFT, REAR AXLES, DIFFERENTIAL 16hrs Universal Joints – variable velocity joint – constant velocity joints – cross or spider type – Rzeppa joints – Bendix Weiss type – tracta – centre joint – construction for heavy vehicles – propeller shaft two piece and three piece construction – rear axle construction – Hotchkiss, torque tube, Torque arms – Shackles types – floating axles – semi-floating – three quarter floating and full floating – final drive-function – types – Spiral bevel, Hypoid – worm and worm wheel – Differential function – differential action – non slip differential – differential lock – Front axle construction – live and dead axle – beam and tubular construction – stub axle types – Elliot and reverse Elliot – Lemoine and Lemoine inverted – Trouble shooting of final drive, differential and rear axle. UNIT – III SUSPENSION SYSTEM, STEERING SYSTEM 18hrs Suspension system – rigid axle and independent suspension – function of spring and shock absorber – independent suspension – coil, leaf spring, torsion bar ( solid and laminated leaf spring types ) and air suspension – rear independent suspension antiroll bar – principle of knee action – steering system – Ackerman principle of steering – front end geometry – castor, camber, king pin inclination, toe-in, toe-out on turns – steering gear box – types – Marles cam and roller – cam and peg – recirculating ball – rack and pinion – power steering, linkage booster type, integral type – power steering pumps – shock absorbers – direct acting indirect acting – Telescopic type – Air suspension systems – Trouble shooting in suspension & steering systems. UNIT – IV BRAKES AND TYRES 16hrs Brakes – function – stopping distance – Braking system – mechanical, hydraulic and air brake systems – brake shoes, primary and secondary shoes – servo action of brake shoes – drum and disc brakes – construction and operation – master cylinder – single and Tandem master cylinder – wheel cylinders – bleeding of brakes – brake shoe adjustment mechanism – Micram adjusters – Snailcam, screw adjuster – Tyres and tubes – cross ply

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and radial ply – tubeless tyres – wheels – types – disc, split type, spoked and magna – purpose of tandem rear axle – trouble shooting of braking system and tyres – power brakes – Air and Air assisted Brake systems-Anti lock brake system(ABS)- Anti Skid devices(ASD) UNIT – V GARAGE EQUIPMENT, SERVICING AND MAINTENANCE 16hrs Garage and service station – specialist repairs – brake drum servicing – lubricating service – battery service – lifting tackle – power and machine tools – extractors and presses – compressed air supply – air operated gauges – preventive maintenance and service schedule of maintenance – preventive maintenance of Fiat, Ambassador, Maruthi, Leyland, TATA, ( From Manuals ) – brake adjustment wheel bearing adjustments – steering adjustment – clutch pedal play adjustment – servicing of brake system – servicing of master cylinder and wheel – wheel balancing – tyres maintenance – emission control exhaust gas analysis – allowable level of co and co2. Revision and Test 12hrs Text Books:

1. Automotive Chassis and Body- William H. Grouse 2. Automotive Transmission & Power Train – William H. Grouse.

Reference Books: 1. Automobile Transmission Volume II – A.W.Judge. 2. Car Maintenance and Repairs. 3. Work Book for Automotive Chassis 4. Automotive Fundamentals – Earnest & Venk & Walter Billiet. 5. The Motor Vehicle – Newton & Steeds. 6. Automobile Transmission – P.M.Held. 7. Automobile engineering vol I – Dr.kirpal singh – standard publishers – 10 th edition 2007.

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12151 AUTOMOTIVE CHASSIS AND TRANSMISSION MODEL QUESTION PAPER-I


PART-A Answer all the questions 1x10=10 1. What is the function of the clutch? 2. What is air resistance? 3. What is differential lock? 4. What is Rzeppa joint? 5. What is Ackerman principle of steering? 6. What is air suspension? 7. What is meant by bleeding of hydraulic brakes? 8. What is tubeless tyre? 9. What is meant by preventive maintenance of vehicle? 10. What is called wheel balancing?


11. Describe about overdrive. 12. Describe Elliot type stub axle. 13. Explain Rack and pinion steering gear mechanism. 14. Describe about Taudem master cylinder. 15. Explain about exhaust gas analysis.


16.a) Describe the synchromesh gear box with a sketch. (10) OR

b) Explain the floor shifting and steering column shifting type gear arrangements with their advantages and disadvantages. (10)

17.a) Explain the nonslip differential with a sketch. (10)

OR b) Describe the Hotch Kiss and Torque tube drive with sketch (10)

18.a) Describe the recirculating ball type steering gear mechanism with a sketch (10)

OR b) Explain the telescopic type shock absorber with a sketch. (10)

19.a) Explain the hydraulic brake system of a vehicle with a sketch. (10) OR

b) Describe the cross ply and radial ply tyres with neat sketch. (10) 20.a) Discuss about the automobile emission control. (10) OR

b) Explain the maintenance schedule for a maruthi vehicle. (10)

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12151 AUTOMOTIVE CHASSIS AND TRANSMISSION MODEL QUESTION PAPER-II

NOTE : Answer all the questions from Part-A (1 mark each) Answer all the questions from Part-B ( 3 marks each) Answer all the questions in Part – C by either or choice. Each carries ten marks. PART-A Answer all the questions 1x10=10

1. Name any two types of gears used in transmission. 2. Define tractive effort. 3. What is a slip joint? 4. Name the types of stub axles. 5. Name any two springs. 6. Define camber. 7. Name the constituents of brake fluid. 8. Classify the brakes. 9. State the types of balancing. 10. What is an arbor press?


11. Describe the synchromesh arrangement. 12. What are the functions of final drive differential. 13. Explain any one type of power steering. 14. What are the causes of tyre wear. 15. Name the various tools used for tyre repairs and explain any one type.


16.1) Discuss in detail the constructional features of a clutch plate. Explain clearly the function of each major component. (10)

OR 2) Explain the common troubles encountered in gear boxes and suggest suitable remedies. (10)

17.1) Distinguish between semi floating and full floating rear axles with the aid of suitable sketches and explain their relative merits and demerits. (10)

OR 2) Describe clearly the constructional details and operation of various front axle arrangement. (10)

18.1) Explain the construction and working of telescopic type of shock absorber with a diagram. (10)

OR 2) Sketch a recirculating ball type steering gear and explain its working. (10)

19.1) With the aid of a diagram explain the function of master cylinder. (10) OR

2) Discuss the various types of troubles in connection with automobile wheels and types. (10) 20.1) What are the static and dynamic unbalancing . (5) Explain in detail about wheel balancer. (5) OR 2) Make a detailed list of equipment that a good automobile service station must have. (10)

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12152 VEHICLE BODY ENGINEERING 6 Hrs/Week 16 Weeks / Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION



Internal Board Exam

Total

12152 Vehicle body Engineering

6

96 25 75 100 TOPICS AND ALLOCATION

UNIT TOPIC TIME ( Hours ) I. Car body details 18

II. Bus Body Details 16 III. Vehicle Aero dynamics 18 IV. Commercial Vehicle Details 16 V. Body materials maintenance and surface finish 16

Revision and Test 12 TOTAL 96 UNIT – I CAR BODY DETAILS: 18hrs Types of car bodies – saloon convertibles, Limousine, Estate van, racing car and sports car – visibility : regulations, drivers visibility tests for visibility – methods of improving visibility and space in cars – safety : safety design, safety equipments for car body construction safety belts, Airbags. UNIT-II BUS BODY DETAILS: 16hrs Types of bus bodies : mini bus, single decker, double decker two level, split level and articlulated bus – Bus body lay out : Floor height engine location – entrance and exit location – constructional details : Types of metal sections used – Regulations conventional and integral type construction Modular construction. UNIT-III VEHICLE AERODYNAMICS: 18hrs Objectives – vehicle drag and types, various types of forces and moments – effects of forces and moments – various body optimization techniques for minimum drag – Wind tunnel testing – Flow visualization techniques, scale model testing. Component balance to measure forces and moments. UNIT – IV COMMERCIAL VEHICLE DETAILS: 16hrs Different types of commercial vehicle LCV HCV MCV bodies – Light commercial vehicle body types – constructional details of flat platform body, Tipper body and Tanker body – Dimension of drivers seat in relation to controls – Drivers cab design. UNIT –V BODY MATERIALS MAINTENANCE AND SURFACE FINISH: 16hrs Steel sheet Aluminium timber, plastics, GRP,PRP properties of materials – corrossion – Anti corrossion methods – Body panel tools for repairing, Tinkering soldering and use of metalloid paste. Surface finish : Painting Process – Electroplating of component – vacuum coating Electrostatic painting. Revision and Test 12hrs Text Book: 1. Powloski J, Vehicle Body Engg, Business Books Ltd, 1989

Reference: 1. Giles G.J.Body Construction & design Illiffe Books Butter worth & co

2. John Fenton Vehicle Body Layout and analysis Mechanical Engg Publication Ltd London.

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12152 VEHICLE BODY ENGINEERING

MODEL QUESTION PAPER-I NOTE : Answer all the questions from Part-A (1 mark each)

Answer all the questions from Part-B ( 3 marks each) Answer all the questions in Part – C by either or choice. Each carries ten marks. PART-A Answer all the questions 1x10=10 1. What is convertible? 2. Name the various types of car bodies. 3. What is articulated bus? 4. What are the different entrance locations in the bus? 5. What is vehicle drag? 6. What is the objective of Aerodynamics? 7. What is the advantage of plastics as body material? 8. Give the dimensions of driver seat. 9. What is the use of Tanker body vehicle? 10. What are the various anti corrosion methods?


11. Explain the visibility tests for the driver. 12. What are the advantages of integral type construction? 13. Explain about wind tunnel testing. 14. Explain the details of flat platform body. 15. Explain about any three body repair tools.


16.1) Explain the features of racing and sports car details. (10) OR

2) Explain the methods to improve visibility. (10)

17.1) Discuss about the tyres of bus bodies. (10) OR

2) Explain about the different tyres of metal sections (10) 18.1) Explain the pitching, yawing and rolling moments in details. (10)

OR 2) Describe the drag, side force and lift forces in details. (10)

19.1) Explain the Tipper body construction and Tipping methods. (10) OR 2) Describe the tauker body construction in detail. (10) 20.1) Discuss about the body corrosion and types of corrosion. (10) OR 2) Explain the modern painting processes in detail. (10)

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12152 VEHICLE BODY ENGINEERING

MODEL QUESTION PAPER-II NOTE : Answer all the questions from Part-A (1 mark each)

Answer all the questions from Part-B ( 3 marks each) Answer all the questions in Part – C by either or choice. Each carries ten marks. PART-A Answer all the questions 1x10=10 1. Classify car bodies. 2. Name the safety equipments in car. 3. Compare the single decker with double decker. 4. What is articulated bus? 5. What is the objective of vehicle aerodynamic? 6. Name the various types of drags. 7. What is the characteristic of flat platform body? 8. Name the different types of commercial vehicle bodies. 9. Name the materials used for body construction. 10. What is the necessity to paint the vehicle body?


11. Explain the characteristics of sports car. 12. Explain the integral type construction. 13. Explain about different moments. 14. Write notes on dimensions of driver seat. 15. Explain about body corrosion.


16.1) Discuss about the different types of car bodies. (10) OR

2) Explain about the visibility considerations in body design. (10)

17.1) Discuss about the conventional and integral type bus body construction.(10) OR

2) Explain in detail about the types of bus bodies. (10)

18.1) Explain the various types of vehicle drag in detail. (10) OR 2) Explain about the wind tunnel testing. (10)

19.1) Explain in detail about the different types of commercial vehicle bodies.(10) OR 2) Discuss in detail about drivers seat and driver cabin in commercial vehicles. (10) 20.1) Discuss about the different materials used for body construction and their merits and demerits. OR (10) 2) Explain about the modern painting processes for vehicle bodies. (10)

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12153 INDUSTRIAL MANAGEMENT AND ROAD TRANSPORT ORGANISATION 5 Hrs/Week 16 Weeks / Sem Total Hrs : 80 SCHEME OF INSTRUCTION AND EXAMINATION


Internal Board Exam

Total 12153 Industrial Management and Road Transport Organization

5

80 25 75 100 TOPICS AND ALLOCATION UNIT TOPIC TIME ( Hours )

I. Principles of management and personnel management 15 II. Financial management and material management 15

III. Goods transport operation 15 IV. Passenger transport operation 15 V. Motor vehicles act, Road signals and marketing

management 15


UNIT – I PRINCIPLES OF MANAGEMENT AND PERSONNEL MANAGEMENT 15hrs Principles of Management: Definition of management – Administration – Organisation – theories of management – F.W. Taylor’s and Henry Fayol’s principles – functions of manager – Planning – organizing – types of organization – line, staff, Taylor’s pure functional types – line and staff and committee type-directing – leadership – types of leadership-qualities of a good leader – communication – formal and informal communication – motivation – positive and negative motivation – controlling – Just in time – Total Quality Management – Quality circle and Zero defect concept – Management Information Systems. Personnel Management: Responsibility of human resource management-policies and functions – selection procedure – training of workers – apprentice training, on the job training and vestibule school training – job evaluation and merit rating – objectives and importance – wages and salary administration-components of wages – wage fixation – types of wage payment- time rate systems – Halsey’s 50% plan, rowan’s System and Emerson’s efficiency plan – problems. UNIT-II FINANCIAL MANAGEMENT AND MATERIAL MANAGEMENT 15hrs Financial Management: Fixed and working capital – resources of capital – shares – types-preference and equity shares – debentures – types of debentures – public deposits, factory costing –direct cost – indirect cost-factory over head – fixation of selling price of a product – profit – problems-depreciation-causes-methods-straight line, sinking fund and percentage on diminishing value method – problems. Material Management: Objectives of a good stock control system-ABC analysis of inventory – procurement and consumption cycle-safety stock-re-order level – lead time – Economic order quality – problems – purchasing procedure – store keeping – Bin card. UNIT-III GOODS TRANSPORT OPERATION 15hrs Goods Transport Operation: Simple layout of garages and depot for goods transport vehicle-materials Handling equipments in the goods vehicle depot-Receipt of goods, delivery of goods, insurance of goods and vehicles-settlement of claims-drivers duty schedules-vehicles schedule, log sheet-way bills and other documents – connected with goods vehicle operation-transshipment and sub contracting.

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UNIT-IV PASSENGER TRANSPORT OPERATION 15hrs Passenger Transport: administrative set up of a passenger transport organization, traffic investigation to improve services – peak hour demands – Application of C.P.M in evaluation of shortest operating distance of vehicle – classification of vehicles – express, limited stop, relief services, etc. – Fare table calculation – vehicle schedule in city service – drives and conductors duty schedules – ticket system, trip sheet – incentive schemes for improving the service – operating cost. UNIT – V MOTOR VEHICLES ACT, ROAD SIGNALS AND MARKETING MANAGEMENT 15hrs Motor Vehicles Act, Road Signals: Motor vehicles Act and road signals – Definition of various vehicles – permit – insurance, road tax, etc. – procedure for registering a vehicle – fitness certificate – issue of non – road worthy certificate – inspection of accidents and recording – issue of driving license and conductor license – enforcement of emission norms – stage carriage – contact carriage – Mini bus definitions. Marketing Management: Consumer survey – salesmanship – Advertisement – channels of distribution – printing – wholesale and retail agencies – promotion – legal aspects – psychological and behavioral aspects – customer relationship – buying motive – closing the sale – market research – costing in road transport – Total cost – fixed cost – variable cost – running cost – overheads – control of costs – different methods. Revision and Test 5 Hrs Text Book: 1. O. P. Khanna, Industrial Engineering and Management, Revised Edition – 2004, Dhanpat Rai Publications

(P) Ltd., 67/4 Madras House, Daryaganj, New Delhi 110 002. 2.T. R. Banga & S. C. Sharma, Engineering Economics and Management, Edn. 2 - 2001, published by McGraw Hill, New Delhi. Reference Books:

1. Goods vehicle Operation – Dunbar. 2. Bus Operation – Dunbar. 3. Tamilnadu Motor Vehicle Act 1989. 4. Industrial Management – Lundy. 5. Industrial Management – Davar. 6. Industrial Management – Bayar. 7. Industrial Management – K.K.Ahiya. 8. Industrial Management – S. Vedhapurt. 9. Industrial Engg. & Management Science – Bayar. 10. Industrial Management – Dr. B. Kumar. 11. Industrial Engg. & Production Control – R.K.Kuroma.

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12153 INDUSTRIAL MANAGEMENT & ROAD TRANSPORT ORGANISATION MODEL QUESTION PAPER-I


PART-A Answer all the questions 1x10=10 1. What do you mean by staffing? 2. Define the term Directing. 3. What is inventory? 4. What is Fixed capital? 5. What is a Way Bill? 6. What is Transhipment? 7. What is Trip sheet? 8. What is meant by operating cost of vehicle? 9. What is running cost? 10. State any two special purpose vehicles.


11. What are the types of job evaluation system? 12. What is Economic order quantity? 13. Describe any two material handling equipments. 14. How peak hour traffic is managed in cities? 15. Write any two salient features of motor vehicle act 1988.


16.1) Name the types of communication and explain. (10) OR

2) Explain briefly the various steps followed in selection of candidates for employment. (10)

17.1) State and explain the various types of shares for meeting capital needs. (10) OR

2) Describe the purchasing procedure. (10) 18.1) Explain about material handling equipments to be maintained. (10)

OR 2) Describe the important documents in good transport organization. (10)

19.1) Explain the administrative set up in a passenger transport organization. (10) OR 2) Describe the various incentive schemes to improve the service. (10) 20.1) Write short notes on registration of vehicles (10) OR 2) Write notes on driver and conductor licenses. (10)

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12153 INDUSTRIAL MANAGEMENT & ROAD TRANSPORT ORGANISATION MODEL QUESTION PAPER-II


PART-A Answer all the questions 1x10=10 1. What is motivation? 2. Define management. 3. What is a bincard? 4. What is working capital? 5. What is vehicle schedule? 6. Why insurance is needed for goods? 7. What is CPM? 8. What is Trip Sheet? 9. What is Fixed cost? 10. Define Minibus.


11. Explain any two responsibilities of human resource manager. 12. Explain any two objectives of costing. 13. What is sub contracting? 14. Describe the administrative setup of a passenger transport organisation. 15. Name the different types of traffic signs.


16.1) Explain the principles of Taylor’s scientific management. (10) OR

2) State the types of workers training and explain any one type with its merits and demerits. (10)

17.1) Explain with a block diagram how the selling price of a product is arrived. (10) OR

2) Explain the ABC analysis of inventory control. (10) 18.1) Discuss the essential components of a goods vehicle garage with a suitable layout. (10)

OR 2) Explain about the receipt booking and delivery of goods in the vehicle depot.

(10) 19.1) Discuss about the classification of vehicles. (10) OR 2) Discuss about the driver and conductor duty schedules. (10) 20.1) Describe in detail the salient features of motor vehicles act 1988 (10) OR 2) Explain the different methods of control of costs. (10)

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11011 ENGLISH COMMUNICATION PRACTICAL (Common to all Branches)

Curriculum Outline

The course on English Communication Practical will enable the learners develop their Communication skills in English, especially at a time when the Info-Tech Explosion on one side and the search for Communicational Exploration on the other have been taking the contemporary world by leaps and bounds. Keeping in view the career requirements of the students at Diploma level, the course on English Communication Practical has been designed in such a way that it will enable the learners acquire the much needed proficiency in the art of Communication and this will go a long way in shaping and fine tuning the future career of the students. OBJECTIVES: • To equip the learners with effective speaking and listening skills in English • To make them realize the communication potential of English language • To infuse in their minds the much-needed and all the more important ‘CONFIDENCE’ • To facilitate them to acquire a fairly acceptable skill in pronunciation • To train them to use language effectively to face interviews, group discussions and public speaking • To enable them to prepare their resume, curriculum vitae etc., • To promote ethical values and inculcate organizational behaviour…

For achieving the objectives identified above, the following skills are to be developed to enhance the communicative potential of the students.

The Skills are:

1. Listening 2. Reading and Pronunciation 3. Speaking and Presentation 4. Writing


INSTRUCTION EXAMINATION Assessment Marks

SUBJECT

Hours/Week Hours/ Semester Internal Board Examination Total Duration

11011 English Communication

Practical 4 64 25 75 100 3 Hrs.


UNIT INSTRUCTION TIME (Hrs)

I Listening 12 II Reading 12 III Speaking 14 IV Writing 8 V Professional Ethics & Organizational Behaviour 8 VI Project Report Writing (Outline) 2

Revision and Tests 8 TOTAL 64

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DETAILED SYLLABUS UNIT I LISTENING Listening to pre-recorded short episodes, conversations, passages, stories, (hard copy of the material and cassettes) news bulletin, speeches by famous personalities – Listening for general and specific information etc., NOTE: The exercises given to the students must be recorded in the Record Notebook. UNIT II READING Reading aloud – by students individually - reading rhymes – proverbs – passages on various topics of interest – Newspaper reading – Reading humorous passages – Anecdotes – Stories – tricky sounds (conditioners) – Reading manuals – Reading individual sentences with articulation, pronunciation, Tones, Punctuation, pauses etc…- Reading the titles of popular books, movies and poems. NOTE: All the exercises given in Reading skills should be written in the Record Notebook. UNIT III SPEAKING i. Self-introduction – introducing one self, one’s family – one’s friends and relatives, one’s language – one’s

country etc… ii. Welcome Address, Vote of thanks iii. Extempore speeches. iv. Short speech on simple topics on simpler themes for about one minute. v. Role play – Group Discussion – Debate – Seminars – Machine Descriptions (depending upon branches) –

Compering – Interviewing others by Asking Questions – Interview Techniques – Conversational Practice – Telephonic Conversation – Telephonic Interviews – How to establish conversation / dialogues – Entry Attempts/Admissions.

NOTE: Items taught in the Speaking skill should be written in the Record Notebook. UNIT IV WRITING i. Writing Resume, preparing Curriculum Vitae. ii. Converting newspaper headlines into sentences. iii. Formation of Sentences – Using the table of Sentence-making and producing multiple sentences. iv. Framing Questions for the responses given v. Tips for better performance in interviews. vi. Describing Objects vii. Describing Situations.

NOTE: All the above topics must be taught to the students providing sufficient models and

exercises and everything must be recorded in the Record Notebook. UNIT V PROFESSIONAL ETHICS & ORGANIZATIONAL BEHAVIOUR: Different kinds of Ethics – Ethics in different fields – Engineering Ethics – Senses of Engineering Ethics – Moral Values – Integrity & Loyalty – Work Ethics – Respect for others and authority – Empathy – Caring and Sharing – Honesty – Courage and Commitment – Valuing Time – Co-operation & Teamwork – Safety and Risk – Right Action – Professional ideals and virtues – Individual’s Ambition – Conflict Resolution – Self-Confidence – Customs and Manners – General Behaviour – Etiquettes to be followed – Professional Responsibility – Accountability – Leadership Qualities – Effective Communication skills. UNIT VI PROJECT REPORT WRITING (Outline): Significant features of Project Report Writing – Organization – Presentation – Use of Impersonal Passives – Acknowledgements.

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REFERENCES UNIT I LISTENING: Cassette with books:

1) Spoken English for you – Level I & Level II by Radha Krishna Pillai – Emerald Publishers. 2) Activity Sheets to be prepared. 3) BBC – Lingophone with Hard copy. 4) World Great Speeches – Book – Balaji’s – Famous Speeches.

UNIT II READING:

1) Short story Books (Indian Writing – Panchathanthra) 2) Reading Illustrated Books (Gokulam – Wisdom – Chandamama – Amarchitrakatha) must be

subscribed.

UNIT III SPEAKING: Books / materials related to speaking skill. UNIT IV WRITING:

1) Internet Browsing and collecting information for C.V. 2) Book materials / Cassettes for writing skill. 3) Guided composition in English Language Teaching – Alexander L.G. Longman, 1971. 4) The Language Laboratory and Language Learning – Dahim Longman, London, 1967.

PROFESSIONAL ETHICS REFERENCE BOOKS

1. Mike Martin and Roland Schinzinger, “Ethics in Engineering”, McGraw Hill, New York 1996. 2. Charles D. Fleddermann, “Engineering Ethics”, Pearson Education / Prentice Hall, New Jersey, 2004. 3. Charles E. Harris, Michael S. Protchard and Michael J Rabins, “Engineering Ethics” – Concepts and

Cases”, Wordsworth Thompson Learning, United States, 2000. 4. Edmund G Seebauer and Robert L Barry, “Fundamentals of Ethics for scientists and Engineers”,

Oxford University Press, Oxford, 2001. 5. G.E. Moore, “Elements of Ethics”, Temple University Press, Philadelphia, 1991. 6. J.D. Mabbott, Hutchinson, “An Introduction to Ethics” Hutchinson University Library, London, 1969. 7. May Mothersill, “Ethics”, The MacMillan, New York, 1965. 8. Raymond Bradley and Stephen Duguid, “Environmental Ethics”, Vol I & II, Simon Fraser University,

Canada 1989. 9. Kevin W. Bowyer, “Ethics and Computing – Living Responsibility in a computerized World”, IEEE

Computer Society Press, California, 1996. 10. Jayashree Suresh and B.S. Raghavan, “Professional Ethics”, S.Chand & Company Ltd., New Delhi,

2005 11. James V. McGlynn, Jules J. Toner, “Modern Ethical Theories”, The Bruce Publishing Company,

Milwaukee, 1962.

ENGLISH COMMUNICATION PRACTICAL (Common to all branches)

LABORATORY REQUIREMENT

1. An echo-free room. 2. Public Address System 3. A pair of collar microphones with amplifiers and speakers 4. Headphone units – 30 Nos. with one control unit with a facility to play and record in cassettes. 5. Colour Television (minimum size – 61”) 6. DVD/VCD Player with Home Theatre speakers 7. Clip Chart, white board. 8. Necessary furniture and comfortable chairs

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GUIDELINES

UNIT I LISTENING

a. The students must have been trained on a minimum of 10 Passages / stories / speeches / episodes / news bulletin (about 200-250 words each) and all other topics given in the syllabus during their course of study. In the examination a passage shall be played back for about 5 minutes from a pre-recorded cassette followed by 5 questions. Students may be allowed to take notes while listening and they shall answer the questions in writing and assessment shall be made depending upon their performance.

b. The students must have been trained on a minimum of 10 dialogues during their course of study. In the examination a dialogue (face-to-face conversation) running for about 5minutes shall be played back from a pre-recorded cassette (either Video or Audio) followed by 5 questions. The students may be allowed to take notes while listening and they shall answer the questions in writing. Assessment shall be made depending upon the performance of the students.

UNIT II READING

The Students should have been trained to read out / articulate at least 200 different types of sentences. They should also be trained to pronounce 200 words (monosyllabic, by-syllabic, tri-syllabic and polysyllabic words) and all other topics given in the syllabus. The words and sentences are to be chosen in such a way that the tongue is articulating the sounds in the manner peculiar to the English Language. The students should also be trained to read aloud newspaper headings, proverbs, rhymes, poems, (use of) minimal pairs and other items identified in the syllabus. The students should also be exposed to 44 sounds in English language and their symbols with examples. However questions need not be asked in this in the end examinations.

UNIT III SPEAKING

The students should have been trained on a minimum of 10 topics / role-play / group discussion / debate / seminar and other topics given in the syllabus. The students must also be trained to introduce themselves and others. Each student must speak at least 10 sentences. The students must be given guidelines for making their presentation / speech effective.

UNIT IV WRITING

The students should be thoroughly trained in all the items identified in the syllabus under writing. UNIT V PROFESSIONAL ETHICS & ORGANIZATIONAL BEHAVIOUR

Around 50 questions dealing with PROFESSIONAL ETHICS & ORGANIZATIONAL BEHAVIOUR are given in the syllabus. In the examination the students will be given 15 questions (selected out of 50 questions) and they have to write short answers to any 10 questions. This carries 20 marks. Teachers are requested to refer the reference books given in the syllabus and help the students to find out the answers for all the 50 questions.

UNIT VI PROJECT REPORT WRITING (Outline)

Elaborate guidelines must be given to the students as to how to write a Project Report. They must be exposed to the salient features in writing the Project Report. The students will be expected to submit outline of a Project Report relevant to their branches of study in a separate folder and this will be assessed at the time of End Examination and marks will be awarded accordingly.

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SCHEME OF EXAMINATION

END EXAMINATION (75 Marks)

1) End examination will be conducted for duration of 3 Hrs. covering all the six units identified in the syllabus.

2) The examination should be conducted in such a manner that there must be enough evidence regarding

the performance of the students and the distribution of marks for the academic audit. INTERNAL ASSESSMENT (25 Marks)

1) Students will maintain a 150-page Record Notebook for all the activities done in the English Communication Lab., for which 20 marks will be allotted.

2) 5 marks will be awarded for attendance. Annexure: A statement of allocation of marks.

Time and Marks Allocation for each unit:

GROUP UNIT TIME MARKS ALLOTTED

PROFESSIONAL ETHICS & ORGANIZATIONAL BEHAVIOUR (UNIT V)

30 Minutes 20

WRITING (UNIT IV ) 30 minutes 10 GROUP A

(Written Test)

LISTENING (UNIT I ) 30 minutes 10

READING (UNIT II) 45 minutes 10 GROUP B

(Oral Test) SPEAKING (UNIT III) 45 minutes 15

GROUP C (Report Submission) PROJECT REPORT WRITING (UNIT VI) 10

GROUP A 1. PROFESSIONAL ETHICS & ORGANIZATIONAL BEHAVIOUR (20 Marks)

The students will be asked to write brief answers, for any 10 questions out of 15 questions. The examiners will select the questions from the question bank given in the syllabus. Each question carries 2 marks. It will be a written practical.

Annexure: A question bank of 50 questions. 2. WRITING ( 5 + 5 = 10 Marks )

Out of 7 items identified in the syllabus under Writing skills, the students are required to answer for any two items out of four (i.e. 2 out of 4 questions). Each item carries 5 marks. There must be different questions for different batches.

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3. LISTENING ( 5 + 5 = 10 Marks )

The students will be assessed on –

a) Auditory Comprehension ( 5 marks )

A pre-recorded cassette on short episodes / passages / stories / news bulletin / speeches by famous personalities (not exceeding 5 min.) will be played back only once. The Students are required to listen to this play-back with utmost attention. After that, a sheet of paper containing 5 questions on the topic (that was played back to the students) with adequate space under each question (for the students to write the answers) will be supplied. The students are expected to write the answers in the space provided for each question. Time for this exercise for the response of the students will be approximately 10 minutes.

b) Audio Visual Comprehension ( 5 marks )

A face - to - face conversation (not exceeding 5 minutes) will be played through a video or audio system (only once). The students are required to listen to this conversation with full attention. After that, a sheet of paper containing 5 questions on this exercise shall be given with adequate space under each question for the students to write the answer. Fill in the blanks type of questions may also be given to assess the Listening skills of the students. Time to be taken by the students for this exercise will be approximately 10 minutes. The selection of topics such as short episodes/passages/stories/news bulletins /speeches / dialogues etc… is left to the discretion of the internal and external examiners.

GROUP B 1. READING ( 5 + 5 = 10 Marks )

a) Each student will have to read aloud a passage of about 200 words. ( 5 Marks ) b) The Students will also be required to read individual sentences, rhymes, poems, newspaper headings,

proverbs (use of) minimal pairs etc… ( 5 Marks )

NOTE: While reading, the students will be assessed based on their performance in pronunciation, articulation, intonation, punctuation, pauses etc…

The examiner needs to have as many passages / exercises as required, proportionate to the number of batches. The passage / exercises will be the same one to all the students of a particular batch. But it should not be repeated for other batches, there should be different passages / exercises for different batches.

2. SPEAKING ( 15 Marks )

a) Introducing one self / Introducing others and all the other topics given in the syllabus 5 Marks. b) Short speech on simple topics on simpler themes for about 2 minutes – 5 Marks. c) Assessing the performance of the students on any of the topics given in the syllabus in sub division V

under Speaking skills. – 5 Marks.

67

NOTE: The topics identified in the syllabus for Presentation (Speaking skills) need to be written individually one by one by the examiners in separate papers or in separate cards.

The students will be allowed to choose a topic through lot system. They are expected to speak on the topic chosen by them for at least 2 minutes.

The selection of the topics is left to the discretion of the examiner.

NOTE: Reading and Speaking:

For assessing the performance of the students in Reading and Speaking skills in the End Examination, each batch of students may be divided into two groups (if there are 30 students in a batch, they may be divided into 15 + 15) and both groups may be assessed simultaneously, one group by the external examiner (for Reading skills) and another by the internal examiner (for Speaking skills) and then vice versa. This process will enable the examiners to complete the practical on time i.e., in 3 Hrs. duration.

GROUP C PROJECT REPORT WRITING ( 10 Marks )

The students will be expected to submit an outline of a Project Report relevant to their branches of study in a separate folder and this will be assessed at the time of End Examination and marks will be awarded accordingly.

68

PROFESSIONAL ETHICS & ORGANIZATIONAL BEHAVIOUR

QUESTION BANK

1) What do we understand by ethics? 2) What are the universally accepted ethical principles? 3) What is meant by engineering ethics? 4) What is the need for engineering ethics? 5) Define work ethics. 6) What is integrity? 7) ‘Commitment’ – what does it mean? 8) What do you mean by empathy? 9) What is professional ethics? 10) What is the similarity between ethics and morals? 11) What are the responsibilities of engineers? 12) What are the rights of the engineers? 13) What are codes of conduct? 14) Explain briefly the importance of ethics in engineering profession. 15) How can an engineer orient himself towards his ethical responsibilities? 16) What are the priorities of an engineer in a situation wherein which conflicting values are involved? 17) How can an engineer implement ethics of his profession in a multi-cultural/multi-national environment? 18) What are the professional obligations of an engineer? 19) What should be the ethics that an engineer should adhere to in both pre and post employment scenarios? 20) What is the ethical way of handling retrenchment? 21) What are the various aspects of empathy? 22) What are the salient features of commitment? 23) What is team-work? 24) What do you mean by profession and professionalism? 25) What is meant by accountability? 26) What is environmental ethics? 27) What is computer ethics? 28) Define the term ‘morals’. 29) What do you mean by ‘values’? 30) What are the main qualities of work ethics? 31) What is altruism? 32) What is sharing? 33) What is caring? 34) What is honesty? 35) What is courage? 36) What is meant by valuing time? 37) What is co-operation? 38) What are the objectives of co-operation? 39) What is meant by commitment? 40) In what way the effective communication skills shape the careers of an engineer? 41) What is self-confidence? 42) What is morality and etiquette? 43) What are the different models of engineering ethics? 44) What are the most fundamental moral principles? 45) What are the moral responsibilities of an employee towards his employer? 46) What are the moral responsibilities of an employer towards his employees? 47) What are the moral responsibilities of an organization towards community? 48) What are the advantages of team-work? 49) What is loyalty? 50) What do you mean by professional rights?

69

Example Questions for Writing Skill

Staff Member may prepare similar type of questions for Class works & Examinations

WRITING

1. Your friend has asked for your advice for buying a birthday present. Write a letter to him/her suggesting

which points he\she one should keep in mind like interest, age, need etc. while buying a birthday present. You are Shanty /Shanta of 1048 D, Gulabi Bagh, Delhi.

2. Children like to spend their pocket money on their favourite food items like chips, kurkures, hot dog, pizza

and cold drinks. But they don’t know that these things cause harm to their health. Write a paragraph describing the harmful effects of fast and junk food. Mention the health and other related problems caused by it in about 50 words.

3. You have to take part in a debate on the theme ‘Examinations affect Teaching and Learning in schools’

Write down your arguments in favour or against the motion in about 125 to 150 words

4. Recently you attended a fair of Eco clubs at Bal Bhawan where the students from different schools displayed eco friendly materials and ways to protect our earth through different models and charts. Write a report in about the fair in about 50-60 words.

5. Your cousin is a brilliant student but he is not keeping good health because he avoids homemade food and is

very fond of eating outside. Write a letter telling him/her about the harmful effects of junk food and advising him/her how to maintain good health in not more than 100 words. You are Arpil/Arpita of C-8 Lawrence Road, Delhi.

6. Write a letter to the Principal of your school requesting him/her to introduce inter house activities like quiz

programmes, debates, recitation, essay-writing, painting and sports explaining how it may be beneficial for all-round development of their personality. You are Vineet/Vineeta, the head boy/girl of New Modern School, Amritsar.

7. You don’t approve of the ways of people as they waste a lot of water in different activities. Even the taps

in schools are not closed properly, thereby, wasting the valuable water due to negligence and carelessness. You wish to spread awareness among students about it. Write down your views appealing students of your school to conserve water and to save it for future in an article for school magazine in about 50-60 words.

8. You recently visited the ‘World Book Fair’ organized near your Locality and found it quite an enriching

experience. Write a report in about 50-60 words so as to encourage other students to visit it.

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MODEL QUESTION PAPER

TIME : 3 Hrs Max.Marks : 100GROUP A

Answer any ten of the following:- (10 x 2 = 20)I 1) What is teamwork? 2) ‘Commitment’ – What does it mean? 3) What is code of conduct? 4) How can an engineer orient himself towards his ethical responsibilities? 5) What are the professional obligations of an engineer? 6) What is the ethical way of handling retrenchment? 7) What are the rights of the engineers? 8) What is environmental ethics? 9) What is sharing? 10) What are the objectives of co-operation? 11) What is morality and etiquette? 12) What is loyalty? 13) What are the moral responsibilities of an employee towards his employer? 14) What do you mean by professional rights? 15) What is altruism? II ( 2 x 5 = 10) 1) Imagine you are applying for a job. Write a resume for the same. 2) Religious extremism, matter of concern : PM III ( 2 x 5 = 10) 1) A short story to be played back (audio cassette). 2) A face to face communication to be played back (visual/audio) GROUP B I ( 2 x 5 = 10) 1) Read the following passage aloud - A passage with tricky sounds to be given. 2) Read the following aloud - A conversational passage to be given. II ( 3 x 5 = 15) 1) Introduce yourself 2) Short speech - A religious fair 3) Any one of the topics given in the syllabus in sub-division v under speaking skills GROUP C 10 Project Report – writing The students will be expected to submit an outline of a Project Report relevant to their

branches of study in a separate folder and this will be assessed at the time of End Examination.

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ENGLISH COMMUNICATION PRACTICAL Allocation & Statement of Marks

Duration : 3 Hrs. Max. Marks : 100

Communication Lab.

GROUP A GROUP B GROUP C

Internal Assessment

PE & OB Writing Listening Reading Speaking Project Report Writing

Record Attendance

Total Sl. No. Reg.No. Name of the Candidate

(20) (10) (10) (10) (15) (10) (20) (5) (100)

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12155 AUTOMOBILE CHASSIS AND TRANSMISSION LABORATORY 6 Hrs/Week 16 Weeks / Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION.


Internal Board Exam

Total 12155 Automobile chassis and transmission laboratory

6

96 25 75 100 Part A

1. Removing and replacing of pressure plate and clutch plate, fingers adjustment and clutch plate relining. 2. Dismantling, inspecting and assembling of sliding mesh gear box and finding out the gear ratios. 3. Dismantling, inspecting and assembling of constant mesh gear box and finding out the gear ratios. 4. Dismantling, inspecting and assembling of synchromesh gear box and finding out the gear ratios. 5. Dismantling, inspecting and assembling of Epicyclic gear train gear box and finding out the gear ratios. 6. Dismantling and assembling of constant velocity universal joints. Rzeppa and Bendix Weiss joints. 7. Dismantling and assembling of rear axle. Wheel bearing adjustments. 8. Dismantling, assembling and adjusting of steering gearbox. Finding gear ratio. 9. Dismantling, assembling and adjusting of power steering. 10. Wheel alignment; checking, measuring and adjustment of castor, camber, king – pin inclination, toe – in

and toe – out. Part B

11. Removing and refitting of shock absorber. 12. Study of air suspension and its components. 13. Dismantling and assembling of leaf and coil spring. 14. Dynamic and static balancing of wheels. 15. Valcanizing of tubes and reconditioning of tyres. 16. Dismantling and assembling Dismantling, inspecting and assembling of final drive and differential units.

Adjusting of backlash, tooth contact, pre-loading of bearing. 17. Overhauling, adjusting and bleeding of Hydraulic system. 18. Overhauling and adjusting of air brake system. 19. Clutch and brake pedal free play adjustments. 20. Adjust four-wheel drive mechanism for alignment.


Total : 75 Marks

74

12156 AUTOMOBILE WORKSHOP

6 Hrs/Week 16 Weeks / Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION



Internal Board Exam

Total

12156 Automobile Workshop

6

96 25 75 100 List of Experiments Part A

1. Milling different types of key-ways. 2. Milling splines on the shaft. 3. Milling Bevel gear. 4. Milling T-slots. 5. Valve guide removal and replacement. 6. Refacing and lapping of valves. 7. Valve seat grinding, cutting valve seat with angle cutter and lapping. 8. Reconditioning of cylinder head – checking of cracks, welding and cylinder head surface grinding. 9. Checking alignment of crankshaft – main bearing and connecting rod journals.

Part B

10. Line boring of main bearings. 11. Fitting of cylinder liners. 12. Truing brake drum on a brakedrum lathe. 13. Relining and grinding of brake shoes. 14. Reboring and homing of cylinders. 15. Static and dynamic balancing of wheels. 16. Grinding of flywheel. 17. Fitting the ring gear on the flywheel. 18. Identification and application of special tools and special equipment used in Automobile workshop.


Total : 75 Marks

75

12161 AUTOMOTIVE MAINTENANCE AND POLLUTION CONTROL

6 Hrs/Week 16 Weeks / Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION.


I. Maintenance records, schedule, repair and overhauling of engine

18

II. Maintenance, repair and over hauling of chasses drive line 18 III. Maintenance, repair and servicing of electrical system 16 IV. Emission from automobiles 16 V. Emission control methods 16

Revision and Test 12 TOTAL 96 UNIT- I MAINTENANCE RECORDS & SCHEDULE, REPAIR AND OVERHAULING OF ENGINE 18hrs Daily maintenance, Weekly maintenance, Monthly maintenance Importance of maintenance – scheduled and unscheduled maintenance preparation of check lists – pre Trip, post trip – inspection forms Log books. Trip sheets – other maintenance record forms Dismantling of engine components – cleaning methods – visual inspection and dimensional check of various engine components – Minor and major tune up – reconditioning methods of engine components – Assembly procedure – special tools used for maintenance, repair and over hauling. UNIT-II MAINTENANCE, REPAIR & OVERHAULING OF CHASSIS DRIVELINE 18hrs Clutch, Mechanical automatic types – gear box sliding, constant mesh, synchromesh automatics types – propeller shaft – final reduction differential – front and rear axle – steering systems manual and power – brakes hydraulic, servo, Air brakes – tyre maintenance. UNIT-III MAINTENANCE, REPAIR AND SERVICING OF ELECTRICAL SYSTEM 16hrs Battery ; testing methods care, maintenance – starter motor, charging system – Dc Generator, Ac Alternator, Regulator, Ignition system – coil ignition, transistor assisted ignition capacitor discharge ignition Electric hom, Wiper, Flasher Electric fuel pump, gauges, dashboard instruments lighting system. Head light focusing wiring system. UNIT-IV EMISSION FROM AUTOMOBILES 16hrs Various emissions from Automobiles – formation – effects of pollutants on environment human beings – Emission formation in SI engines carbon monoxide – unburnt hydrocarbon – Nitric oxide – Lead particulate – Ploy nuclear aromatic hydrocarbon emissions – Emission from C.I Engine – physical delay chemical delay – significance – emission formation due to incomplete combustion – White, Blue and Black smokes – particulates –


Internal Board Exam

Total 12161 Automotive maintenance and pollution control

6

96 25 75 100

76

Noise pollution Design and operating variables on emission formation – physical and chemical delay – emission formation due to incomplete combustion-Euro norms. UNIT-V EMISSION CONTROL METHODS 16hrs Controlling of pollutants from engine – catalytic converters – charcoat canister control for evaporative emission – positive crank case ventilation system for unburnt hydro carbon emission reduction – Fumigation EGR ( Exhaust gas recirculation ) – Air injection – silencer design on sound reduction in automobiles. Revision and Test 12 Hrs Reference Books: 1. I.C. Engine by V. Ganesan 2. I.C. Engine by K.K. Ramalingam

77

12161 AUTOMOTIVE MAINTENANCE AND POLLUTION CONTROL MODEL QUESTION PAPER-I

DURATION : 3 HRS. MAX MARKS:75

NOTE : Answer all the questions from Part-A (1 mark each) Answer all the questions from Part-B ( 3 marks each) Answer all the questions in Part – C by either or choice. Each carries ten marks. PART-A Answer all the questions 1x10=10 1. What is the importance of maintenance? 2. What are the various cleaning methods for engine components? 3. What is called bleeding of hydraulic brake system? 4. What is clutch slip? 5. What is head light focusing? 6. Name the different battery testing methods. 7. What is physical delay? 8. What is the effect of emission from automobiles? 9. What is EGR? 10. What is AIR Injection?


11. Explain any two documents regarding vehicle maintenance. 12. Describe the differential backlash. 13. Give the reasons for the engine starting failure. 14. Describe the exhaust gas constituents. 15. Explain the construction of catalytic converter.


16.1) Discuss about the scheduled and unscheduled maintenance. (10) OR

2) Explain about logbook and trip sheet with samples. (10)

17.1) What are the common troubles in clutch and suggest your remedies for them. (10) OR

2) What are the common troubles in Gear box and suggest your remedies for them. (10) 18.1) what are the common troubles in the charging and starting system of the vehicle suggest

your remedies for them. (10) OR 2) What are the common troubles in the ignition system suggest your remedies for them.

(10) 19.1) What are the causes for black smoke and white smoke? (10) OR 2) Discuss the effects of automobile emission. (10) 20.1) Explain about the positive crankcase ventilation. (10) OR

2) Describe the exhaust gas recirculation for emission control. (10)

78

12161 AUTOMOTIVE MAINTENANCE AND POLLUTION CONTROL

MODEL QUESTION PAPER-II DURATION : 3 HRS. MAX MARKS:75

NOTE : Answer all the questions from Part-A (1 mark each) Answer all the questions from Part-B ( 3 marks each) Answer all the questions in Part – C by either or choice. Each carries ten marks. PART-A Answer all the questions 1x10=10 1. What is the purpose of log book of a vehicle? 2. What is the purpose of Trip sheet? 3. What is the necessity to bleed hydraulic brake system? 4. Why the tyre maintenance is necessary? 5. Name the parts of coil ignition system. 6. Why the battery maintenance is necessary? 7. What are the effects of automobile pollution? 8. What is physical delay? 9. What is EGR? 10. What is the use of catalytic converter?

PART-B Answer all the questions 3x5=15 11. Explain the scheduled maintenance. 12. What are the causes of clutch slip? 13. Draw the lighting circuit for a car. 14.What are the causes of black smoke from an automobile? 16. Explain the crankcase ventilation

PART-C Answer any one question from each unit 5X10=50 16.1) Discuss about the important maintenance records for the vehicles. (10)

OR 2)Explain the engine tune up procedure. (10)

17.1) What are the common troubles in clutch and suggest your remedies for them. (10)

OR 2) Discuss about the poor braking of vehicles and its remedies. (10)

18.1) Discuss in detail about testing methods for batteries. (10)

OR 2) What are the common troubles in the ignition system suggest your remedies for them.

(10) 19.1) Explain in detail about emission of SI engine (10) OR 2) Explain in detail about emission from CI engine (10) 20.1) Explain the exhaust gas recirculation with a sketch. (10) OR

2)Explain the different methods used for controlling pollution from vehicles. (10)

79

12062 COMPUTER AIDED DESIGN AND MANUFACTURING

6 Hrs/Week 16 Weeks /Sem. Total Hrs : 96 OBJECTIVES:

• Define CAD and list stages and benefits of CAD • Explain CAD hardware and software • Appreciate the uses of computer networking • Define CAM and list its functions • Explain CAPP, its structure and types • Describe MRP and MRP-II, JIT • Describe concept of rapid proto typing • Differentiate between sequential engineering and concurrent engineering • Compare NC, CNC and DNC • Explain turning centers and machining centers and CNC EDM machines • Describe coordinate measuring machines • Explain spindle drives and slide ways • Explain ATC • Explain different feedback devices. • Prepare NC part programs using G code and M code • Describe conversational programming and APT programming • Explain the concept of group technology, FMS and CIM • Describe MICLASS and OPITZ systems • Describe AGV and robots.



Internal Board Exam Total 12062- Computer Aided Design and

Manufacturing

6

96 25 75 100 TOPICS AND ALLOCATION

Unit Topic TIME (Hrs) I Computer Aided Design and Geometric Modeling 18 II Computer Aided Manufacturing 18 III CNC Machines 18 IV CNC Components and Part Programming 18 V GT-FMS-CIM-AGV and Robotics 18 Revision and Test 6 Total 96

UNIT – I COMPUTER AIDED DESIGN AND GEOMETRIC MODELING 18 Hrs Introduction – CAD definition – Shigley’s design process – CAD activities – benefits of CAD – CAD hardware : Input / Output devices – CRT – raster scan & direct view storage tube – LCD, plasma panel, mouse, digitizer, image scanner, drum plotter, flat bed plotter, laser printer – secondary storage devices : hard disks, floppy disks, CD, DVD, flash memory. Types of CAD system: PC based CAD system – workstation based CAD system – graphics workstation – configuration and typical specification – CAD software packages – AutoCAM – computer networking: purposes – topology – types – OSI networking standards – protocols (description only). Geometric modeling techniques: wire frame, surface, solid modeling – graphics standards: Need, GKS – IGES – DXF. Introduction to finite element methods – procedure of finite element analysis (brief description only).

80

UNIT II – COMPUTER AIDED MANUFACTURING 18 Hrs CAM definition – functions of CAM – benefits of CAM – integrated CAD/CAM organization – process planning – master data – structure of a typical CAPP – types of CAPP : variant type, generative type – advantages of CAPP - aggregate production planning – Master Production Schedule (MPS) – capacity planning – Materials Requirement Planning (MRP) – introduction to enterprises resources planning –Manufacturing Resources Planning (MRP-II) – just in time manufacturing philosophy – cost involved in design changes – concept of Design for Excellence (DFX) – guide lines of Design for Manufacture / Assembly (DFM/A). Product Development Cycle – sequential engineering – concurrent engineering – rapid proto typing: concept and applications – 3D printing. UNIT-III CNC MACHINES 18 Hrs Numerical control – definition – components of NC systems – development of NC – DNC – CNC and adaptive control systems – working principle of a CNC system – distinguishing features of CNC machines - advantage of CNC machines – difference between NC and CNC – types of turning centre: horizontal, vertical – types of machining centers: horizontal spindle, vertical spindle, universal machines – machine axis conventions – design considerations of NC machine tools. CNC EDM machine – Coordinate measuring machines: construction, working principles and specifications – maintenance of CNC machines. UNIT-IV CNC COMPONENTS AND PART PROGRAMMING 18 Hrs Drives: spindle drive – hydraulic systems – direct-current motors – stepping motors – servo motors – AC drive spindles - slide ways – linear motion bearings – recirculation ball screw – ATC – tool magazine - feedback devices: encoders – linear and rotary transducers – in-process probing. NC part programming – manual programming – tape format : sequence number, preparatory functions and G codes, miscellaneous functions and M codes – CNC program procedure – coordinate system – types of motion control: point-to-point, paraxial and contouring - NC dimensioning – reference points – machine zero, work zero, tool zero and tool offsets. Part Program – tool information – speed – feed data – interpolation – macro – subroutines – canned cycles – mirror images – thread cutting – sample programs for lathe and milling – generating CNC codes from CAD models – post processing – conversational programming – APT programming. UNIT- V GT-FMS-CIM-AGV AND ROBOTICS 18 Hrs Group Technology(GT) – concept of part family – parts classification and coding – coding structure – MICLASS – OPITZ – benefits of GT. FMS & CIM – introduction to FMS – types of manufacturing - FMS components – FMS layouts – types of FMS : flexible manufacturing cell – flexible turning cell – flexible transfer line – flexible machine systems – benefits of FMS - concept of CIM – historical background –- CIM hardware – CIM software – CIM wheel - introduction to intelligent manufacturing system – virtual machining. Integrated material handling – AGV: working principle and benefits – Automatic Storage and Retrieval Systems (ASRS). ROBOT – definition – robot anatomy and classifications – robot configurations – industrial applications: characteristics, material transfer, machine loading, welding, spray coating, assembly and inspection Revision and Test 6 Hrs

81

Text Books: 1. CAD/CAM/CIM, R.Radhakrishnan, S.Subramanian, V.Raju, 2nd, 2003, New Age International Pvt. Ltd. 2. CAD/CAM, Mikell P.Groover, Emory Zimmers Jr. Indian Reprint Oct 1993, Prantice Hall of India Pvt., Ltd. 3. S.K.Sinha, NC Programming, I Edition, 2001, Galgotia Publications Pvt. Ltd. Reference Books 1. Dr.P.N.Rao, CAD/CAM Principles and Applications, 2002, Tata Mc Graw Hill Publishing Company Ltd. 2. Ibrahim Zeid, Mastering CAD/CAM, Special Indian Edition 2007, Tata McGraw-Hill Publishing Company

Ltd., New Delhi. 3. Mikell P. Groover, Automation, Production Systems, and Computer-Integrated Manufacturing, 2nd Edition,

Reprint 2002, Pearson Education Asia. 4. Yoram Koren, Computer control of manufacturing systems, International Edition 1983, McGraw Hill Book Co

82

12062 COMPUTER AIDED DESIGN AND MANUFACTURING MODEL QUESTION PAPER – I




1. Expand ADSL. 2. What is a bus? 3. What is the documented form of processing sequence for producing parts called? 4. What is machine loading? 5. What is the expansion of btr? 6. What are macros? 7. How does rotary encoder works? 8. What is the g code for tool nose radius compensation left? 9. Name the device used to regulate work cell components. 10. Write the general form of an apt geometry statement.


11. Define cad. What are the essentials of CAD? 12. Write short notes on intelligent manufacturing system. 13. Explain how cnc machines are integrated with CIM environment. 14. What are the data required for manual part programming? 15. State the benefits and applications of FMS.

PART-C Answer any one question from each unit 10x5=50 16. 1) (a)What are the various types of modelling techniques? (5) (b) Explain in detail surface modelling technique? (5)

OR 2) Explain any three output devices with simple sketches (10) 17. 1) What is MRP? explain how it works? (10)

OR 2) Explain in detail the operation of typical CAPP system (10) 18. 1) (a) What is CMM? (4) (b) Explain the working of CMM with neat sketch. (6)

OR 2) (a) Explain in detail how cnc drilling machine works. (5) (b) What are the benefits of adaptive control? (5) 19. 1) (a) Describe any five g codes with meaning (6) (b) Explain fixed zero,floating zero (4)

OR 2) (a) What are the requirements of spindle drives? (5) (b) Explain tool magazine and its requirements (5) 20. 1) (a) Explain the term group technology. (5) (b) What are the benefits of group technology? (5)

OR 2) (a) What are the components of agv? (4) (b) Explain vehicle guidance and routing system in AGV (6)

83

12062 COMPUTER AIDED DESIGN AND MANUFACTURING MODEL QUESTION PAPER – II




1. What is the tiny granular powder applied to drum in laser printer called? 2. Define locator in GKS. 3. Name any one approach used in CAPP. 4. What is the other name for inference engine? 5. What is arcnet? 6. What is the main objective of adaptive control? 7. What is called as home position? 8. N050 M06 T0616. What does this tell us? 9. Define robot. 10. What is a key machine?


11. What is Lan? What are the types of Lan? 12. Write short notes on capacity planning. 13. Explain any one type of cnc grinding. 14. Explain about conversational programming. 15. Describe common robot configurations.

PART-C Answer any one question from each unit 10x5=50 16. 1. (a) Differentiate between b-rep and c-rep. (5) (b) Write short notes on interactive computer graphics (5)

OR 2. Discuss solid modelling with an example.state its merits and demerits (10) 17. 1. (a) Explain rapid prototyping (5) (b) What are the objectives of MPS? (5)

OR 2. (a) What is artificial intelligence? (4) (b) With a line diagram explain the major components of AI system. (6) 18. 1. (a) Briefly explain the maintenance of CNC machines (5) (b) State the various features of turning centres. (5)

OR 2. (a) Compare NC systems with CNC systems. (5) (b) List out the various mechanical structure of CMM (5) 19. 1. What is mirroring in CNC program?. Explain with an example. (10)

OR 2. Explain the terms macros, subroutines and canned cycles used in CNC part programming. (10) 20. 1. What are the three elements of product design? Explain each of them in detail. (10)

OR 2. Discuss in detail material handling and storage system in FMS. (10)

84

12181 TWO AND THREE WHEELER TECHNOLOGY 5 Hrs/Week 16 Weeks / Sem Total Hrs : 80 SCHEME OF INSTRUCTION AND EXAMINATION. Subject Instruction Examination

Hours/week Hours/Semester Assessment Marks Internal Board

Exam Total

12181 Two and Three Wheeler Technology

5

80

25 75

100


I. Power Plant 15 II. Chassis and Sub systems 15

III. Brakes and wheels 15 IV. Two Wheelers 15 V. Three Wheelers 15


UNIT-I Power Plant 15 Hrs Two stroke and four stroke SI engine – merits and demerits – symmetrical & unsymmetrcal port timing diagrams types of scavenging processes, merits and demerits – scavenging efficiency. Scavenging pumps – Rotary valve engine – fuel system – Lubrication system – Magnetocoil and battery coil spark ignitions systems – Electronic ignition systems – starting – kick starter system. UNIT –II Chassis & Sub – systems 15 Hrs Main frame it types – chassis and shaft drive – single multiple plates and centrifugal clutches – gear box and gear controls – front and rear suspension systems – shock absorbers – panel meters and controls on handle bar. UNIT-III Brakes and wheels 15 Hrs Drum brakes – Disc brakes – Front and Rear brakes links layouts – spoked wheel cast wheel – Disc Wheel – Disc Types Tyres and Tubes. UNIT-IV Two Wheelers 15 Hrs Case study to Auto Rickshaws, Pick up Vans, Delivery Van and Trailer – Servicing and maintenance. UNIT – V Three Wheelers 15 Hrs Case study of Autorickshaws, Pick up vans, delivery van and Trailer – Servicing and Maintenance. Revision and Test 5 Hrs Text Book 1. Irving P.E Motor Cycle Engineering. Temple Press Book London. Reference: 1. The Cycle Motor manual Temple Press Ltd London 2. Maintenance Manuals of Leading Two & Three Wheelers Manufacturers in India.

85

12181 TWO AND THREE WHEELER TECHNOLOGY MODEL QUESTION PAPER – I




1. What is kick starter system? 2. What is scavenging? 3. What is the use of shock absorber? 4. Name the controls available on the handle bar. 5. What is the advantage of disc brake? 6. What type of brakes is fitted in two and three wheelers? 7. Name the different types of two wheelers. 8. Give some maintenance tips for scooter. 9. Name the types of three wheelers. 10. What are the advantages of pick up van?


11. Explain the magnet coil ignition system. 12. What are the uses of shock absorber? 13. Discuss about the types of wheels used in two and three wheelers. 14. Compare motorcycle with scooter. 15. Explain the power transmission to wheels in Auto Rickshaws.

PART-C Answer any one question from each unit 10x5=50 16. 1. Compare two stroke and four stroke SI engines (10) OR 2. Explain the electronic ignition system for the two and three wheelers. (10) 17. 1. Explain the working of single and multiplate clutches with sketches (10) OR 2. Describe the front and rear suspension systems for the three wheelers. (10) 18. 1. Compare drum brakes with disc brakes. (10) OR 2. Discuss about the different types of discs and tyres used in two and three wheelers. (10) 19. 1. Explain the different components of motor cycle with their functions. (10)

OR 2. Discuss about the servicing and maintenance of two wheelers. (10) 20. 1. Describe the different components of auto rickshaws with their functions. (10)

OR 2. Discuss about the servicing and maintenance of three wheelers. (10)

86

12181 TWO AND THREE WHEELER TECHNOLOGY MODEL QUESTION PAPER – II




1. What are the advantages in using four stroke engines in two wheelers? 2. Write short notes on scavenging pump. 3. What types of clutch is used in two wheelers? 4. Explain the front suspension system. 5. What is the advantage of disc brake? 6. What is the recommended tyre pressure of three wheelers? 7. What are the advantages of motor cycles over mopeds? 8. List down the important components of scooter. 9. What are the uses of pick up van? 10. What are the important components of auto rickshaw?


11. Explain the magnet coil ignition system. 12. Describe the centrifugal clutch. 13. Explain the brake link layout of a three wheeler. 14. Compare moped with motorcycle. 15. What are the important components of delivery van?

PART-C Answer any one question from each unit 10x5=50 16. 1. Compare two stroke and four stroke cycle SI engines (10) OR 2. Explain the Petrol and splash lubrication systems with sketches. (10) 17. 1. Explain the working of multiplate clutches with sketches (10) OR 2. Describe the controls on handle bar. (10) 18. 1. Compare drum brakes with disc brakes. (10) OR 2. Explain different types of wheels used in two and three wheelers. (10) 19. 1. Draw the layout of two wheeler and name its parts and their functions. (10)

OR 2. Describe the maintenance schedule of two wheeler. (10) 20. 1. Draw the layout of three wheeler and name its parts and their functions. (10)

OR 2. Describe the maintenance schedule of three wheeler. (10)

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12182 TRACTOR AND FARM EQUIPMENTS 5 Hrs/Week 16 Weeks / Sem Total Hrs : 80 SCHEME OF INSTRUCTION AND EXAMINATION Subject Instruction Examination


Exam Total

12182 -Tractor and Farm Equipments

5

80

25 75

100


I. General Design of Tractors and Accessories 15 II. Ploughing Implements 15

III. Harvesting and Threshing Equipments 15 IV. Sprayers and Dusters 15 V. Maintenance Tractors 15

Revision and Test 5 TOTAL 80 UNIT – I General Design of Tractors and Accessories 15hrs Classification of Tractors – Main components of Tractor – safety rules – PTO shaft – Belt pulley – Power Tiller. UNIT – II Ploughing Implements 15hrs Primary and Secondary Tillage equipments DISC Plough – Mould Board Plough – Tiller and Harrows – Construction and maintenance – hitching – Three point linkage – Cage Wheel and its uses. UNIT – III Harvesting and Threshing Equipments 15hrs Harvesting – conventional and Modern Harvesters – Threshing – Principle of Paddy Threshers construction and maintenance – combine – construction and advantages, disadvantages – safety precautions. UNIT – IV Sprayers and Dusters 15hrs Classification of sprayers and dusters Manual and Power sprayers and Dusters – components of sprayers and dusters – different pumps, nozzles, used in sprayers – maintenance. UNTI – V Maintenance of Tractors 15hrs Daily Maintenance of Tractors – Maintenance of Tractors on hour basis – Trouble shooting of Tractor engines, clutch, Gear box – Major overhaul of engines. Revision and Test 5hrs Text Book Elements of Agricultural Engineering Jagdishwar Sahay. Reference:

1) Farm Tractor – Maintenance and Repair S.C.Jain, C.T.Raj, TATA MC Graw Hill. 2) Farm Machinery and Equipment – Smith & Wilkey, Tata MC Graw Hill. 3) Farm Machinery – C.Culpin.

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12182 TRACTOR AND FARM EQUIPMENTS MODEL QUESTION PAPER – I




1. Classify the tractors. 2. What is the use of PTO shaft? 3. What is primary tillage? 4. What is the function of three point linkage? 5. What is the principle of threshing? 6. What is the advantage of combine? 7. Classify sprayers. 8. Name the different pumps used in sprayers. 9. Why maintenance is carried out on hour basis for the tractors? 10. What is the cause of clutch slip?


11. Name the important components of power tiller. 12. Compare the primary and secondary tillage equipments. 13. What are the safety precautions to be followed while using threshers? 14. Write short notes on sprayer maintenance. 15. Why air cleaner maintenance is important for the tractor?

PART-C Answer any one question from each unit 10x5=50 16. 1. List down the safety rules to be followed while operating threshers. (10) OR 2. Discuss about the main components of tractors. (10) 17. 1. Explain the constructional details of disc plough with a sketch. (10) OR 2. Describe the constructional details of mould board plough with a sketch. (10) 18. 1. Explain the various components of COMBINE with their functions. (10) OR 2. Describe the operation of paddy thresher with a sketch. (10) 19. 1. Describe the working of power sprayer with a sketch. (10)

OR 2. List down the important maintenance points of power sprayers and dusters. (10) 20. 1. What is the maintenance works to be carried out daily in the tractors. (10)

OR 2. Discuss about major overhaul of tractor engines. (10)

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12182 TRACTOR AND FARM EQUIPMENTS MODEL QUESTION PAPER – II




1. What is the function of PTO shaft? 2. Explain the use of belt pulley. 3. Name the different types of harrows. 4. What are the two types of cage wheels? 5. What is the principle of threshing of grain? 6. Name the advantages of COMBINE? 7. Classify sprayers. 8. What is the function of the sprayers? 9. Why air cleaner maintenance is necessary for tractors? 10. What is the cause of gear noise?


11. What are the uses of power tiller? 12. Draw three-point linkage and name its parts. 13. What are the advantages of using harvesters? 14. List down the different types of nozzles used in power sprayer. 15. What are the causes of clutch slip?

PART-C Answer any one question from each unit 10x5=50 16. 1. Describe the safety rules regulations to be followed while driving and ploughing with tractor. (10) OR 2. Explain the various components of power tiller. (10) 17. 1. Describe the constructional details of disc plough with a sketch. (10) OR 2. Explain the various components of spring-loaded tiller with a sketch. (10) 18. 1. What are the safety precautions to be followed while using threshers (10) OR 2. Explain the construction and working of paddy thresher with a sketch. (10) 19. 1. Explain the various components and their functions of power sprayer. (10)

OR 2. Describe the important maintenance points of power sprayers and dusters. (10) 20. 1. Explain the daily maintenance works to be carried out in the tractor. (10)

OR 2. Discuss the major overhaul of tractor engine. (10)

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12064 COMPUTER AIDED DESIGN AND MANUFACTURING PRACTICAL

6 Hrs/Week 16 Weeks /Sem. Total Hrs : 96 OBJECTIVES:

• Practice on CAD commands for 3D drawings. • Draw 3D CAD drawings using solid modeling. • Practice on Solid rendering. • Differentiate incremental System with absolute system • Prepare a part program, edit and execute in CNC lathe. • Prepare a part program, edit and execute in CNC milling machine. • Produce parts in CNC lathe and milling machine.



Internal Board Exam Total 12064- Computer Aided design and

manufacturing Practical

6

96 25 75 100

PART-1 CAD Practical ( 50 Hours ) 3D CAD Drawing – Solid Modeling & Lisp Programming (10 Hours) 1. Predefined 3D objects – converting 2D plan into a 3D model – 3Dmesh – 3Dface - 3Dpoly - creating surfaces

– Rulsurf – Revsurf – Tabsurf – Edgesurf – isolines -3DView – viewports – Vpoint – hide – dview – modelspace - paper space.

2. 3D solid primitives - creating region – pedit – extrude – revolve - combining object – union – subtract –

intersect – Align – Fillet – chamfer - Advanced 3D editing techniques – align - 3D array –Mirror 3D - Rotate3D.

3. Working with UCS – 3D coordinate system – DDUCS – Plan – UCS icon 4. Solid Rendering – material attaching and detaching – shade with color – slice and sectioning – script – 3D

orbit – calculating mass properties 5. Developing LISP program – constructing a list – input/output functions – control structures - arithmetic

operations – trigonometric functions – special functions. 3D solid modeling and LISP programming practice (40 Hours)

i) Geneva Mechanism ii) Cast Iron Block iii) Bearing Block iv) Bushed Bearing v) Gib and Cotter joint vi) Screw Jack vii) Universal Coupling

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viii) Simple LISP programs for drawing the following: rectangle, circle, concentric rectangles, concentric circles, changing the colors and line types

ix) LISP program for drawing the spur gear given the gear parameters (may be done as a simple project; not for exam. Reference may be made to the book: Mastering CAD/CAM by Ibrahim Zeid, Special Indian Ed. 2007., pp91)

Part-2 CAM Practical (38 Hours) Introductions (8 Hours)

1. Study of CNC lathe, milling 2. Study of international standards G-Codes, M-Codes 3. Program writing – Turning simulator – Milling simulator, IS practice – commands – menus

Exercise practice (30 Hours)

CNC Lathe 1. Develop a part program for step turning and simulate 2. Develop a part program for taper turning and simulate 3. Develop a part program for circular interpolation and simulate 4. Develop a part program for multiple turning operation and simulate 5. Develop a part program for thread cutting, grooving and simulate 6. Develop a part program for internal drills, boring and simulate CNC Milling 1. Develop a part program for grooving and simulate 2. Develop a part program for drilling (canned cycle) and simulate 3. Develop a part program for mirroring with subroutines and simulate 4. Develop a part program for rectangular and circular pocketing and simulate

Model exam / Revision (8 Hours) Facilities for imparting training: 1. Personal computer (Pentium processor) 2. MS Windows OS (Version 2000 or above) 3. AutoCAD software (release 2000 or above) 4. CNC Lathe and Milling simulation softwares 5. Laser jet printer for getting hard copies of student work

SCHEME OF EXAMINATION Solid modeling (creating model and writing mass

properties) : 40 marks

CNC Program writing and execution : 30 marks Viva Voce : 05 marks

Total : 75 marks

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Geneva Mechanism

Cast iron Block

93

Bearing Block

Bushed Bearing

94

Gib and Cotter Joint

Screw Jack

95

Universal Coupling

96

CAM Practicals – Lathe

97

CAM Practical – Milling

98

12183 ELECTIVE PRACTICAL TWO AND THREE WHEELER TECHNOLOGY PRACTICAL

6 Hrs/Week 16 Weeks / Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION


Internal Board Exam

Total 12183- Two and Three Wheeler Technology Practical

6

96 25 75 100 List of Experiments 1. Dismantling and assembling of two stroke petrol engine and identification of parts. 2. Port timing diagram. 3. Removing decarbonising inspecting and replacing piston and connecting rod of two wheeler and three wheeler

engine. 4. Removing servicing of Two Wheeler & Three Wheeler Carburetor. 5. Performance Test on Two stroke single cylinder Petrol engine. 6. Dismantling and assembling of four stroke Petrol engine and identification of parts. 7. Valve Timing diagram. 8. Performance Test on four stroke single / two cylinder petrol engine. 9. Removal of Wheels vulcanizing of tubes and refitting of wheels. 10. Identification of various components of ignition system and servicing of spark plug. 11. Dismantling inspection and reassembly of kick starter mechanism. 12. Dismantling inspection and testing of battery used in two and three wheeler. 13. Inspection of lighting system of two wheeler and its maintenance. 14. Inspection of lighting system of three wheeler and its maintenance. 15. Inspection of Auto Rickshaw Chassis and its maintenance. 16. Inspection of two wheeler chassis and its maintenance. 17. Maintenance schedule of Two Wheeler. 18. Maintenance Schedule of Three Wheeler.

SCHEME OF EXAMINATION: Question no 1 :35 marks Question no 2 :35 marks Viva-voce :05 marks Total :75 marks

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12184 TRACTOR AND FARM EQUIPMENTS PRACTICAL

6 Hrs/Week 16 Weeks / Sem Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION Subject Instruction Examination


Exam Total

12184-Tractor and Farm Equipment Practical

6

96

25 75

100

List of Experiments

1) Driving the Tractor – Driving Practice only. 2) Study of Three point linkage and its maintenance. 3) Hitching the given implement with the tractor by three point linkage and unhitching practice. 4) Study of Mould Board plough and Maintenance of it. 5) Ploughing practice with Mould Board Plough. 6) Study of DISC plough and its maintenance. 7) Ploughing practice with DISC harrows. 8) Study of DISC harrows and its maintenance. 9) Ploughing practice with DISC harrows. 10) Study of Tiller and its maintenance. 11) Ploghing practice with Tiller. 12) Power Tiller – study, its usuage in the field and maintenance. 13) Cage wheel – fitting the cage wheel after removing the wheels from Tractor. 14) Cage wheel – maintenance and its usuage in the field. 15) Spraying practice with power sprayer and its maintenance. 16) PTO shaft – study, its maintenance and usuage. 17) Belt pulley – study, its maintenance and usuage. 18) Tractor maintenance Schedule.

SCHEME OF EXAMINATION: Question no 1 :35 marks Question no 2 :35 marks Viva-voce :05 marks Total :75 marks

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12166 PROJECT WORK, ENTREPRENEURSHIP, ENVIRONMENT & DISASTER MANAGEMENT

6 Hrs/Week 16 Weeks /Sem. Total Hrs : 96 SCHEME OF INSTRUCTION AND EXAMINATION

Subject Instruction Examinations Hours/ Week

Hours/ Semester

Assessment Marks


12166 - Project work, Entrepreneurship,

Environment & Disaster Management

6

96 25 75 100

Project Work The students of all the Diploma Programmes (except Diploma in Modern Office Practice) have to do a Project Work as part of the Curriculum and in partial fulfillment for the award of Diploma by the State Board of Technical Education and Training, Tamilnadu. In order to encourage students to do worthwhile and innovative projects, every year prizes are awarded for the best three projects i.e. institution wise, region wise and state wise. The selection of Project work should be taken up in V Sem. of study. The First Project review should be done in 14th week of study in V Semester. The Second Project Review should be done in the 8th week of study in the VI Semester.

a) Internal Assessment mark for Project Work & Viva Voce:

Project Review I 6th Week … 10 marks Project Review II 14th Week … 10 marks Attendance 05 marks ----------- Total …. …. … 25 marks -----------

b) Project Work & Viva Voce Board Examination The allocation of Mark: Viva Voce … 15 marks Project Report … 10 marks Demonstration … 15 marks Applicability of the Project … 05 marks ------------ Total … 45 marks ------------ Written Test in 3 topics for 1 hour: a) Entrepreneurship 5 questions X 2 marks = 10 marks b) Environment Management 5 questions X 2 marks = 10 marks c) Disaster Management 5 questions X 2 marks = 10 marks ------------ 30 marks ------------ Selection of Questions from Question Bank by the External Examiner, no choice need be given to the

candidates.

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2. ENTREPRENEURSHIP 10 Marks Qualities of an entrepreneur Expectations of entrepreneurship Importance of SSI Assistances offered to SSI Feasibility study Services of finance for SSI 3. ENVIRONMENTRAL MANAGEMENT: 10 Marks

(a) Introduction – Environmental Ethics – Assessment of Socio Economic Impact – Environmental Audit – Mitigation of adverse impact on Environment – Importance of Pollution Control – Types of Industries and Industrial Pollution.

(b) Solid waste management – Characteristics of Industrial wastes – Methods of Collection, transfer and

disposal of solid wastes – Converting waste to energy – Hazardous waste management Treatment technologies.

(c) Waste water management – Characteristics of Industrial effluents – Treatment and disposal methods –

Pollution of water sources and effects on human health.

(d) Air pollution management – Sources and effects – Dispersion of air pollutants – Air pollution control methods – Air quality management.

(e) Noise pollution management – Effects of noise on people – Noise control methods.

4. DISASTER MANAGEMENT: 10 Marks

(a) Introduction – Disasters due to natural calamities such as Earthquake, Rain, Flood, Hurricane, Cyclones etc – Man made Disasters – Crisis due to fires, accidents, strikes etc – Loss of property and life.

(b) Disaster Mitigation measures – Causes for major disasters – Risk Identification – H azard Zones –

Selection of sites for Industries and residential buildings – Minimum distances from Sea – Orientation of Buildings – Stability of Structures – Fire escapes in buildings - Cyclone shelters – Warning systems.

(c) Disaster Management – Preparedness, Response, Recovery – Arrangements to be made in the industries /

factories and buildings – Mobilization of Emergency Services - Search and Rescue operations – First Aids – Transportation of affected people – Hospital facilities – Fire fighting arrangements – Communication systems – Restoration of Power supply – Getting assistance of neighbours / Other organizations in Recovery and Rebuilding works – Financial commitments – Compensations to be paid – Insurances – Rehabilitation.

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LIST OF QUESTIONS 1. ENVIRONMENTRAL MANAGEMENT: 1. What is the responsibility of an Engineer-in-charge of an Industry with respect to Public Health? 2. Define Environmental Ethic. 3. How Industries play their role in polluting the environment? 4. What is the necessity of pollution control? What are all the different organizations you know, which deals with

pollution control? 5. List out the different types of pollutions caused by a Chemical / Textile / Leather / Automobile / Cement

factory. 6. What is meant by Hazardous waste? 7. Define Industrial waste management. 8. Differentiate between garbage, rubbish, refuse and trash based on their composition and source. 9. Explain briefly how the quantity of solid waste generated in an industry could be reduced. 10. What are the objectives of treatments of solid wastes before disposal? 11. What are the different methods of disposal of solid wastes? 12. Explain how the principle of recycling could be applied in the process of waste minimization. 13. Define the term ‘Environmental Waste Audit’. 14. List and discuss the factors pertinent to the selection of landfill site. 15. Explain the purpose of daily cover in a sanitary landfill and state the minimum desirable depth of daily cover. 16. Describe any two methods of converting waste into energy. 17. What actions, a local body such as a municipality could take when the agency appointed for collecting and

disposing the solid wastes fails to do the work continuously for number of days? 18. Write a note on Characteristics of hazardous waste. 19. What is the difference between municipal and industrial effluent? 20. List few of the undesirable parameters / pollutants anticipated in the effluents from oil refinery industry /

thermal power plants / textile industries / woolen mills / dye industries / electroplating industries / cement plants / leather industries (any two may be asked)

21. Explain briefly the process of Equalization and Neutralization of waste water of varying characteristics discharged from an Industry.

22. Explain briefly the Physical treatments “Sedimentation” and “Floatation” processes in the waste water treatment.

23. Explain briefly when and how chemical / biological treatments are given to the waste water. 24. List the four common advanced waste water treatment processes and the pollutants they remove. 25. Describe refractory organics and the method used to remove them from the effluent. 26. Explain biological nitrification and de-nitrification. 27. Describe the basic approaches to land treatment of Industrial Effluent. 28. Describe the locations for the ultimate disposal of sludge and the treatment steps needed prior to ultimate

disposal. 29. List any five Industries, which act as the major sources for Hazardous Air Pollutants. 30. List out the names of any three hazardous air pollutants and their effects on human health. 31. Explain the influence of moisture, temperature and sunlight on the severity of air pollution effects on

materials. 32. Differentiate between acute and chronic health effects from Air pollution. 33. Define the term Acid rain and explain how it occurs. 34. Discuss briefly the causes for global warming and its consequences 35. Suggest suitable Air pollution control devices for a few pollutants and sources. 36. Explain how evaporative emissions and exhaust emissions are commonly controlled. 37. What are the harmful elements present in the automobile smokes? How their presence could be controlled? 38. What is the Advantage of Ozone layer in the atmosphere? State few reasons for its destruction. 39. Explain the mechanism by which hearing damage occurs. 40. List any five effects of noise other than hearing damage. 41. Explain why impulsive noise is more dangerous than steady state noise. 42. Explain briefly the Source – Path – Receiver concept of Noise control.

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43. Where silencers or mufflers are used? Explain how they reduce the noise. 44. Describe two techniques to protect the receiver from hearing loss when design / redress for noise control fail. 45. What are the problems faced by the people residing along the side of a railway track and near to an Airport?

What provisions could be made in their houses to reduce the problem? 2. DISASTER MANAGEMENT: 1. What is meant by Disaster Management? What are the different stages of Disaster management? 2. Differentiate Natural Disasters and Man made Disasters with examples. 3. Describe the necessity of Risk identification and Assessment Surveys while planning a project. 4. What is Disasters recovery and what does it mean to an Industry? 5. What are the factors to be considered while planning the rebuilding works after a major disaster due to flood /

cyclone / earthquake? (Any one may be asked) 6. List out the public emergency services available in the state, which could be approached for help during a

natural disaster. 7. Specify the role played by an Engineer in the process of Disaster management. 8. What is the cause for Earthquakes? How they are measured? Which parts of India are more vulnerable for

frequent earthquakes? 9. What was the cause for the Tsunami 2004 which inflicted heavy loss to life and property along the coast of

Tamilnadu ? Specify its epicenter and magnitude. 10. Specify the Earthquake Hazard Zones in which the following towns of Tamilnadu lie: (a) Chennai (b)

Nagapattinum (c) Coimbatore (d) Madurai (e) Salem. 11. Which parts of India are experiencing frequent natural calamities such as (a) heavy rain fall (b) huge losses

due to floods (c) severe cyclones 12. Define basic wind speed. What will be the peak wind speed in (a) Very high damage risk zone – A, (b) High

damage risk zone, (c) Low damage risk zone. 13. Specify the minimum distance from the Sea shore and minimum height above the mean sea level, desirable for

the location of buildings. 14. Explain how the topography of the site plays a role in the disasters caused by floods and cyclones. 15. Explain how the shape and orientation of buildings could reduce the damages due to cyclones. 16. What is a cyclone shelter? When and where it is provided? What are its requirements? 17. What Precautionary measures have to be taken by the authorities before opening a dam for discharging the

excess water into a canal/river? 18. What are the causes for fire accidents? Specify the remedial measures to be taken in buildings to avoid fire

accidents. 19. What is a fire escape in multistoried buildings? What are its requirements? 20. How the imamates of a multistory building are to be evacuted in the event of a fire/Chemical spill/Toxic Air

Situation/ Terrorist attack, (any one may be asked). 21. Describe different fire fighting arrangements to be provided in an Industry. 22. Explain the necessity of disaster warning systems in Industries. 23. Explain how rescue operations have to be carried out in the case of collapse of buildings due to earthquake /

blast / Cyclone / flood. 24. What are the necessary steps to be taken to avoid dangerous epidemics after a flood disaster? 25. What relief works that have to be carried out to save the lives of workers when the factory area is suddenly

affected by a dangerous gas leak / sudden flooding? 26. What are the difficulties faced by an Industry when there is a sudden power failure? How such a situation

could be managed? 27. What are the difficulties faced by the Management when there is a group clash between the workers? How

such a situation could be managed? 28. What will be the problems faced by the management of an Industry when a worker dies because of the failure

of a mechanical device due to poor maintenance? How to manage such a situation? 29. What precautionary measures have to be taken to avoid accidents to labourers in the Industry in a workshop /

during handling of dangerous Chemicals / during construction of buildings / during the building maintenance works.

30. Explain the necessity of medical care facilities in an Industry / Project site.

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31. Explain the necessity of proper training to the employees of Industries dealing with hazardous products, to act during disasters.

32. What type of disaster is expected in coal mines, cotton mills, Oil refineries, ship yards and gas plants? 33. What is meant by Emergency Plan Rehearsal? What are the advantages of such Rehearsals? 34. What action you will take when your employees could not reach the factory site because of continuous strike

by Public Transport workers? 35. What immediate actions you will initiate when the quarters of your factory workers are suddenly flooded due

to the breach in a nearly lake / dam, during heavy rain? 36. What steps you will take to avoid a break down when the workers union of your Industry have given a strike

notice? 37. List out few possible crisis in an organization caused by its workers? What could be the part of the middle

level officials in managing such crisis? 38. What types of warning systems are available to alert the people in the case of predicted disasters, such as

floods, cyclone etc. 39. Explain the necessity of Team work in the crisis management in an Industry / Local body. 40. What factors are to be considered while fixing compensation to the workers in the case of severe accidents

causing disability / death to them? 41. Explain the legal / financial problems the management has to face if safely measures taken by them are found

to be in-adequate. 42. Describe the importance of insurance to men and machinery of an Industry dealing with dangerous jobs. 43. What precautions have to be taken while storing explosives in a match/ fire crackers factory? 44. What are the arrangements required for emergency rescue works in the case of Atomic Power Plants? 45. Why residential quarters are not constructed nearer to Atomic Power Plants?

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