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A ball of mass in moving with speed u un...

A ball of mass in moving with speed `u` undergoes a head-on elastic collision with a ball of mass `nm` initially at rest. The fraction of the incident energy transferred to the second ball is

A

`(n)/(1+n)`

B

`(n)/((1+n)^(2))`

C

`(2n)/((1+n)^(2))`

D

`(4n)/((1+n)^(2))`

Text Solution

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The correct Answer is:
D
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