A rectangular tank contains water to a depth of 2m, if the base is 4m...

JAMB 1986

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)

A. 1.4 x 10²N
B. 24 x 10⁴N
C. 2.0 x 10⁴N
D. 1.7 x 10³N

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Correct Answer: Option B

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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A rectangular tank contains water to a depth of 2m, if the base is 4m...

Correct Answer: Option B

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