Page 62 - MODUL IPA TERPADU-PENYELAMAN edit_Neat

Jawab :

2 19600
1
1
= =
2
2
2 0,001246 0,19625
1

1 = 99872,6 N

3. Diketahui :

hm = 10 m
 m = 0, 8 gr/cm3 hminyak

 a = 1 gr/cm3 hair

Ditanya : PA PB

ha = … ?
Gambar
Jawab :

PA = PB

 g h   gh
B
B
A A A
hA = (0, 8) 10
hA = 8 cm

4. Diketahui :
h = 12 m
3
ρ = 1 g/cm3 = 1000 kg/m
2
g = 10 m/s

Ditanya :
Tekanan hidrostatis

Jawab :
P = ρ x g x h

P = 1000 x 10 x 0,10

2
P = 1000 N/m

50