If momentum of a body is increased by 100 percent, then its kinetic energy increases by____________(?)?
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If momentum of a body is increased by 100%,then its kinetic energy increases by 300%.
gjhdnghh:
300%
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4 times.Since momentum is mv=p, K.E.=(1/2 )mv2 =p2/2m
Therefore if pis repleced by 2p, new K.E. becomes=4p2/2m=4 times the initial value
Therefore if pis repleced by 2p, new K.E. becomes=4p2/2m=4 times the initial value
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