Physics, asked by hans18, 1 year ago

a man of mass 10 kg is released from a height of 40 m above the surface of earth calculate its mechanical energy when it is at 20 metre above the surface of Earth

Answers

Answered by peehuwallia
11

4000 joules

mechanical energy is the sum of kinetic and potential energy. at the top as all energy will be potential which will be converted to kinetic energy during the fall.

hans18: thanks but explanation chhiye
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