PELIMPAH SEGI TIGAwaktu = 4.02 detikdik : V1 = 230 cm^3 H0 =

V2 = 205 cm^3 H1 =

hitung volume rata-rata

Vr =v1+v2

= 217.5 cm^32

hitung tinggi H2H2 = H1-H0 = 2.53 mmhitung debit

Q=Vr

= 54.10448 cm^3/detikt

hitung koefisien debit

Cd =15 * Q

8 tan (#/2)*(2*g)^1/2*H2^5/2

=811.5671641791

8 tan (15) * 450.9733

= 0.83951781

PELIMPAH SEGIEMPATwaktu = 4.28 detikdik : V1 = 265 cm^3 H0 =

V2 = 350 cm^3 H1 =

hitung volume rata-rata

Vr =v1+v2

= 307.5 cm^32

hitung tinggi H2H2 = H1-H0 = 1.69 mmhitung debit

Q=Vr

= 71.84579 cm^3/detikt

hitung koefisien debit

Cd =3 * Q

8 tan (#/2)*(2*g)^1/2*H2^5/2

=215.5373831776

2*3*

= 0.36914059

tabel pengamatan pelimpah segi tiga

debit waktu t(det) Volume(cm^3/det) t1 t2 V1(cm^3) V2(cm^3) Vrata2(cm^3)

Q15.1 5.1 395 380 387.56.1 6.3 490 493 491.57.4 7 500 499 499.5

Q25.2 5.2 820 860 8406.2 6.2 1150 1200 11757.2 7.5 1260 1290 1275

Q35.4 5.5 1480 1490 14856.3 6.2 1630 1628 16297.3 7.2 1850 1775 1812.5

Q45.3 5.5 2160 2180 21706.3 6.3 2230 2295 2262.57.2 7.1 2760 2727.5 2743.75

PELIMPAH SEGI TIGAwaktu = 7.15 detik

dik : V1 = 2760 cm^3 H0 =V2 = 2727.5 cm^3 H1 =

hitung volume rata-rata

Vr =v1+v2

= 2743.75 cm^32

hitung tinggi H2H2 = H1-H0 = 4.96 mmhitung debit

Q=Vr

= 383.7413 cm^3/detikt

hitung koefisien debit

Cd =15 * Q

8 tan (#/2)*(2*g)^1/2*H2^5/2

=5756.1188811189

8 tan (15) * 2426.91

= 1.10645133

tabel pengamatan pelimpah segiempatdebit waktu t(det) Volume

(cm^3/det) t1 t2 V1(cm^3) V2(cm^3) Vrata2(cm^3)

Q15.3 5.2 920 940 9306.4 6.4 1110 1120 11157.2 7.5 1535 1580 1557.5

Q25.2 5.5 970 1100 1035

6 6.3 1125 1485 13057.1 7.1 1600 1163 1381.5

Q35.3 5.3 1700 1800 17506.3 6.5 2250 2300 22757.1 7.1 2330 2730 2530

Q45.3 5.4 1800 1920 18606.1 6 2610 2500 25557.3 7.2 2800 2750 2775

PELIMPAH SEGIEMPATwaktu = 5.25 detik

dik : V1 = 920 cm^3 H0 =V2 = 940 cm^3 H1 =

hitung volume rata-rata

Vr =v1+v2

= 930 cm^32

hitung tinggi H2H2 = H1-H0 = 2.53 mmhitung debit

Q=Vr

= 177.1429 cm^3/detikt

hitung koefisien debit

Cd =3 * Q

2*B*H*(2*g*H2)^1/2

=531.42857142861069.501834063

= 0.49689356

7.72 mm t = 4.02 detik10.25 mm

tan15= 0.26795

7.74 mm t = 4.28 detik9.43 mm

57.58281

H (mm)H0 (mm) H1(mm) H2(mm) t rata2

8.66 13.09 4.435.16.27.2

8.66 13.16 4.55.26.2

7.35

8.66 13.41 4.755.456.257.25

8.66 13.62 4.965.46.3

7.15

8.66 mm t = 7.15 detik13.62 mm

tan15= 0.26795

H (mm)H0 (mm) H1(mm) H2(mm) t rata2

8.2 10.73 2.535.25

6.47.35

8.2 10.84 2.645.356.15

7.1

8.2 11.3 3.15.36.47.1

8.2 11.64 3.445.356.057.25

8.2 mm t = 5.25 detik10.73 mm

tan15= 0.26795