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A bob hangs from a rigid support by an i...

A bob hangs from a rigid support by an inextensible string of length l. It is released from rest when string makes an agngle `60^(@)` with vertical . The speed of the bob at the lowest position is

A

3 mg

B

`3/2 mg`

C

2 mg

D

`5/2 mg `

Text Solution

Verified by Experts

The correct Answer is:
C
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