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Please help me in the follwoing question.

Asked by 7th March 2013, 11:18 AM
Answered by Expert
Answer:
as 40% energy of the object reduces so it retains 60% energy and jumps up.
60/100  xmgh1=mgh2
so h2=6/10 x10=6m
Answered by Expert 7th March 2013, 11:23 AM
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