Sample for Solution Manual Thermodynamics 9th edition in SI ...

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V

2

2

1 N(2 kg)(9.79 m/s ) 19.58 N

1 kg m/s

W mg

net up down 200 19.58 180.4 N F F F

2180.4 N 1 kg m/s

2 kg 1 N

Fa

m

V



kgf 11.9

N 9.81

kgf 1

m/skg 1

N 1)m/s kg)(1.67 (70

2

2mgW

kgf 70

N 9.81

kgf 1

m/skg 1

N 1)m/s kg)(9.81 (70

2

2mgW

V V

V

tV



V

V

V



F80.6

32)27)(8.1(32)C(8.1)F(

C27273300273)K()C(

TT

TT



headatmhead ghPP toeatmtoe ghPP

)( headtoeheadtoeheadtoe hhgghghPP

hhead

htoe



atmPA P A W

atm

2

2 2 5 2

(60 kg)(9.81 m/s ) 1 N 1 bar0.97 bar

0.04 m 1 kg m/s 10 N/m

mgP P

A



33OH kg/m 1250)kg/m 0(1.25)(100SG

2

kPa83.8N/m1000

kPa1

m/skg 1

N 1m))(0.72m/s)(9.81kg/m(1250

22

23

ghP

kPa 78.8 83.86.87vacatmabs PPP

kPa 96.4 6.8783.8atmgageabs PPP



atm

3 2

2 2

1 N 1 kPa(100 kPa) (13,600 kg/m )(9.81 m/s )(0.030 m)

1 kg m/s 1000 N/m

P P gh

104 kPa



gh

atmPghghP waterwaterHgHg1

1waterHgHgatm1 ghghPP

kPa 125

22

332

N/m 1000

kPa 1

m/skg 1

N 1m)] )(0.70kg/m (1000m) )(0.15kg/m )[(13,600m/s 81.9(kPa 98P

hw

Natural

gas

hHg

25cm

Mercury

Water

Air



gh

atmPghghghP waterwateroiloilHgHg1

oiloil1waterHgHgatm1 ghghghPP

kPa 122

22

3332

N/m 1000

kPa 1

m/skg 1

N 1 m)] )(0.40kg/m (690m) )(0.70kg/m (1000m) )(0.15kg/m )[(13,600m/s 81.9(

kPa 98P

hw

Natural

gas

hHg

Mercury

Water

Oil

hoil



0.168 m

0.673 m



2air atm1

2 1 3 2 22 w 2

0.28 m 69 100 kPa 1000 kg m/sSG SG 13.55

0.40 m (1000 kg/m )(9.81 m/s )(0.40 m) 1 kPa m

P Ph

h gh1.59



gage 2

22

2 2

/ 4

(2500 kg)(9.81 m/s ) 1 kN347 kN/m

(0.30 m) / 4 1000 kg m/s

W mgP

A D

347 kPa



gh

atmw PghghghP oiloilHgHgw1

wghghghPP wHgHgoiloilatm1

whhhg

P HgHgoiloil

w

gage,1SGSG

m 3.013.6m) (0.7572.0mkPa. 1

m/skg 1000

)m/s (9.81)kg/m (1000

kPa 80Hg2

2

23

h



gh

atmw PghghghP oiloilHgHgw1

wghghghPP wHgHgoiloilatm1

whhhg

P HgHg oiloil

w

gage,1SGSG

m 3.013.6m) (0.7572.0mkPa. 1

m/skg 1000

)m/s (9.81)kg/m (1000

kPa 40Hg2

2

23

h



222 2

1 2 22 2 22 2 2

(1900 kg)(9.81 m/s ) 1 kN 31.23 kN/m

/ 4 / 4 1000 kg m/s

F m gP P D

A D D0.872 m



93.6 kPa

piston weights

atm

2weights

weights2 2

( )

(10 kg )(9.81 m/s ) 1 kN200 kPa 93.63 kPa

(0.12 m )/4 1000 kg m/s

m m gP P

A

mm 157 kg

4/2DA

F1

F2

F3 Fs



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V



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V

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Sample for Solution Manual Thermodynamics 9th edition in SI ...

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