8 16300 lb 3675 10N QUESTION 10 Solution8 Volume V12655375 V

#8

Solution

8.

Volume

V=12*6.55*3.75

V=294.75 ft³

1 ft³ = 0.0283168 m³

V=294.75*0.0283168 =8.346 m³

Density of water p=1000 kg/m³

Mass of water

M=pV =1000*8.346 =8346.4 Kg

Force exerted at the bottom

W=mg =8346.4*9.81 =81794.5 N

`1 N =0.224809 Lb

W=81794.5*0.224809

W=18400 lb