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On a frictionless surface, a block of ma...

On a frictionless surface, a block of mass M moving at speed v collides elastically with another block of same mass M which is intially at rest. After collision the first block moves at an angle `theta` to its initial direction and has a speed `v/3`. The second block's speed after the collision is

A

`3/4v`

B

`sqrt3/4v`

C

`(2sqrt2)/3v`

D

`sqrt3/5v`

Text Solution

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The correct Answer is:
C
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