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A particle of mass m is released from a ...

A particle of mass `m` is released from a height `H` on a smooth curved surface which ends into a vertical loop of radius `R`, as shown. Choose the correct alernative(s) if `H=2R`.

A

the particle reaches the top of the loop with zero velocity

B

the particle reaches the top of the loop with a non- zero velocity

C

the particle breaks off at a height h=r from base

D

the particle breaks off at a height `r lt h lt 2r`

Text Solution

Verified by Experts

The correct Answer is:
D
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