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A body' of mass m slides down on an incl...

A body' of mass m slides down on an inclined plane and reaches'the bottom with a velocity V. If the same mass were in the form of a ring which rolls down on the inclined plane, then the velocity of the ring at the bottom will be

A

v

B

`(v)/(sqrt2)`

C

`sqrt 2 v`

D

`(sqrt2)/5 v`

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