The moment of inertia of a uniform rod about a perpendicular axis passing through one end is . The same rod is bent into a ring and its moment of inertia about a diameter is . Then is |
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a) |
b) |
c) |
d) |

The moment of inertia of a uniform rod about a perpendicular axis passing through one end is . The same rod is bent into a ring and its moment of inertia about a diameter is . Then is |
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a) |
b) |
c) |
d) |

1 Answer

127 votes

Let be the mass and be the length of given uniform rod Moment of inertia of the rod about one end is …(i) When it is bent into a ring Or …(ii) Moment of inertia of a ring about its diameter is [Using (ii)] |

127 votes

127