One quarter of the disc of mass is removed. If be the radius of the disc, the new moment of inertia is |
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a) |
b) |
c) |
d) |
None of these |

One quarter of the disc of mass is removed. If be the radius of the disc, the new moment of inertia is |
||||||||

a) |
b) |
c) |
d) |
None of these |

1 Answer

127 votes

Moment of inertia of whole disc about an axis through centre of disc and perpendicular to its plane is As one quarter of disc is removed, new mass, |

127 votes

127