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A small particle is placed at the top po...

A small particle is placed at the top point A of a fixed smooth hemisphere of radius R. Particle is given small displacement towards right and it starts slipping. Calculate velocity of the particle after hitting horizontal perfectly inelastic surface.

A

`sqrt(gR)`

B

`sqrt((2)/(3)gR`

C

`(2)/(3)sqrt((2)/(3)gR`

D

`sqrt((gR)/(3))`

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