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A ball of mass m moving with velocity v ...

A ball of mass m moving with velocity v collides elastically with another ball of identical mass coming from the opposite direction with velocity 2v. Their velocities after collisions are-

A

`-v, 2v`

B

`-2v, v`

C

`v, -2v`

D

`2v, -v`

Text Solution

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The correct Answer is:
B
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MOTION-CENTRE OF MASS-Exercise - 1
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