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PhysicsW.E.P.MiscellaneousMedium2 minPYQ_2011

PhysicsMediumsingle choice

A cubical vessel of height $1 m$ is full of water. What is the amount of work done in pumping water out of the vessel? (Take $g =$ $10 m s^{- 2}$ )

Answer:

Solution:

Hints:
$V = ℓ^{3} = 1 m^{3} m = 1 \times 1000 = 1000 kg; W = mgh = 1000 \times 10 \times \frac{1}{2} = 5000 J$

Stream:WBJEESubject:PhysicsTopic:W.E.P.Subtopic:Miscellaneous

⏱ 2mℹ️ Source: PYQ_2011

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