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A ball of mass m is attached to one end ...

A ball of mass `m` is attached to one end of a light rod of length `l`, the other end of which is hinged. What minimum velocity `v` should be imparted to the ball downwards, so that it can complete the circle ?

A

`sqrt(gl)`

B

`sqrt(5gl)`

C

`sqrt(3gl)`

D

`sqrt(2gl)`

Text Solution

Verified by Experts

The correct Answer is:
D
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