Find the amount of work done against the gravitational force when a body of mass 3 kg is lifted upward to the height of 10m.
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Answer:
Given ,
mass of body = 3kg.
Height =10m
work done = Potential Energy
as Potential Energy = mgh
= 3×9.8×10
= 294 J.
Hence,work done against the gravitational force is 294J.
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