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What is the moment of inertia and K.E. o...

What is the moment of inertia and K.E. of a thin uniform ring of mass 2 kg and diameter 1 m rotating about the axis passing through its centre and perpendicular to the plane of the ring?

A

`0.5kgm^(2)`

B

`1.0kgm^(2)`

C

`2.0kgm^(2)`

D

`4.0kgm^(2)`

Text Solution

Verified by Experts

The correct Answer is:
A
`I=mr^(2)`
`I=2xx((1)/(2))^(2)=0.5kgm^(2)`
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