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A mass ‘m’ moves with a velocity ‘v’ and...

A mass ‘m’ moves with a velocity ‘v’ and collides inelastically with another identical mass at rest. After collision the 1st mass moves with velocity `(v)/(sqrt(3))` in a direction perpendicular to the initial direction of motion. Find the speed of the `2^(nd)` mass after collision :

A

`2/sqrt3v`

B

`v/sqrt3`

C

v

D

`sqrt(3v)`

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The correct Answer is:
A
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