a body of mass 20 kg is dropped from a height of 100m Find its kinetic energy and potential energy after 1, 2 ,3 seconds
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Answer:
1. 1\2x20x10000=100000j
2. 1\2x20x250=2500j
3. 1\2x20x10000\9=100000\9j
Explanation:
ke=1\2xmx V square
where v=distance\time
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