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A flywheel rotating about a fixed axis h...

A flywheel rotating about a fixed axis has a kinetic energy of 360 J when its angularspeed is 30 rad/s, then the moment of inertia of fly wheel about the axis of rotation will be

A

`0.6 kg m^2`

B

`0.8 kg m^2`

C

`0.15 kg m^2`

D

`0.75 kg m^2`

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