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Two sphere 'X' and 'Y' collide. After co...

Two sphere 'X' and 'Y' collide. After collision, the momentum of `X` is doubled. Then

A

the initial momentum of `X` and `Y` are equal

B

the initial momentum of `X` is greater then that of `Y`

C

the initial momentum of `Y` is double that of `X`

D

the loss in momentum of `Y` is equal to the initial momentum of `X`

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The correct Answer is:
D
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