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A ring of mass m and radius r rotates ab...

A ring of mass m and radius r rotates about an axis passing through its centre and perpendicular to its plane with angular velocity `omega`. Its kinetic energy is

A

`(1/2)m (r^2) (omega^2)`

B

`(1/2)mr (omega^2)`

C

`m (r^2) (omega^2)`

D

`mr (omega^2)`

Text Solution

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