JAMB - Physics (1986 - No. 9)

A rectangular tank contains water to a depth of 2m, if the base is 4m x 3m, calculate the force on the base (Density of water = 103kgm-3, g = 10ms-2)
1.4 x 102N
24 x 104N
2.0 x 104N
1.7 x 103N

Explanation

Volume = 2 x 4 x 3 = 24m3

mass = V x D = 24 x 103

F = mg

= 24 x 103 x 10

= 24 x 104

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