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If a mass shifts towards the axis of rot...

If a mass shifts towards the axis of rotation, its M.I. will

A

decrease,

B

increase.

C

remain unchanged.

D

first increases then decreases.

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The correct Answer is:
A
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TARGET PUBLICATION-ROTATIONAL MOTION -MCQ
  1. Select the WRONG statement.

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  2. If the position of axis of rotation of a body is changed, then a physi...

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  3. If a mass shifts towards the axis of rotation, its M.I. will

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  4. The mass of a flywheel is concentrated at its rim

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  5. directionless? Which of the following quantities is/are

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  6. M.I. of a body doesn't depend upon

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  7. The new dimensional formula for the moment of inertia of a body is

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  8. The M.I. of a cube will be minimum about an axis which

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  9. On account of melting of ice at the north pole, the moment of inertia ...

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  10. The corresponding quantities in rotational motion related to m, vecF, ...

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  11. The physical significance of mass translational motion is same as whic...

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  12. The physical quantity in translatory motion corresponding to torque in...

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  13. The rotational kinctic energy of a rotating body is proportional to

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  14. If the kinetic energy of rotation of a body about an axis is 9 J and t...

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  15. A flywheel rotating about a fixed axis has a kinetic energy of 360J wh...

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  16. The radius of gyration of a homogeneous body is independent of

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  17. The dimensions of the radius of gyration are

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  18. The dimensional formula for the radius of gyration of a body is

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  19. The radius of gyration of a disc about an axis coinciding with a tange...

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  20. The product of moment of inertia (I) and angular acceleration (alpha) ...

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