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A solid sphere rolls without slipping on...

A solid sphere rolls without slipping on a rough horizontal floor, moving with a speed `v`. It makes an elastic collision with a smooth vertical wall. After impact

A

`2/7 v_0`

B

`3/7 v_0`

C

`4/7 v_0`

D

`3/5 v_0`

Text Solution

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The correct Answer is:
B
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