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Moment of Inertia of a Ring

In a rectangl...

Question

In a rectangle ABCD , AB = $2 I$ BC = $I$ the centre of rectangle is at the origin of co ordinate system . AB and CD are parallel to X-aixs. the M.I. is least about

A

BD

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B

BC

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C

X- axis

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D

Y- axis

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Solution

The correct option is C X- axis
$\begin{matrix} Distribution of mass is nearest to x axis hence moment of inertia is least about it Hence option ' C^{'} is correct \end{matrix}$

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