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A wire of mass m and length l is bent in...

A wire of mass `m` and length `l` is bent in the form of circular ring. The moment of inertia of the ring about its axis is

A

`ml^(2)`

B

`(ml^(2))/(4pi^(2))`

C

`(ml^(2))/(2pi^(2))`

D

`(ml^(2))/(2pi^(2))`

Text Solution

Verified by Experts

The correct Answer is:
B
`I = mr^(2), r = l/(2pi)`
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