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Newton's Laws for System of Particles

The angular m...

Question

The angular momentum of a body is 31.4 Js and its rate of revolution is 10 cycle per second. The momentum of inertia of the body about the axis of rotation is

A

2.5 kgm²

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B

0.15 kgm²

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C

0.15 kgm²

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D

1.5 kgm²

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Solution

The correct option is C
0.15 kgm²

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