Page 30 - ADITHA NUR RAHMA
P. 30
h = 2 cm = 0,02 m
3
ρ = 1,98 kg/m
3
ρ’ = 13.600 kg/m
Ditanyakan V1 = ..?
2 ℎ ′
= √
2.10.0,02.13.600
= √
1,98
= √2.747,47
= 52,42 m/s
Pembahasan soal nomor 4
Diketahui :
P2 - P1 = 20 N/m
V2 = 70 m/s
3
ρ = 1,29 kg/m
Ditanyakan: V1 = ..?
2
2
P2 – P1 = ½ ρ( − )
2
1
2
20 = ½ . 1,29 ( − 70 )
2
1
2
2
31,008 = − 4900
1
V1 = 70,22 m/s
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