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A moving particle of mass m makes a head...

A moving particle of mass m makes a head-on perfectly inelastic collision with a particle of mas 2m which is initially at rest. Find the fractional loss in energy of the colliding partic le after collision.

A

`2v_(1)`

B

`v_(1)`

C

`-v_(1)`

D

0

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The correct Answer is:
B
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