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The adjoining figure shows a disc of mas...

The adjoining figure shows a disc of mass M and radius R lying in the X-Y plane with its centre on X - axis at a distance a from the origin. Then the moment of inertia of the disc about the X-axis is

A

`M((R^(2))/(2))`

B

`M((R^(2))/(4))`

C

`M((R^(2))/(4)+a^(2))`

D

`M((R^(2))/(2)+a^(2))`

Text Solution

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The correct Answer is:
B
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Knowledge Check

  • A uniform circular disc of radius R lies in the XY plane with its centre coinciding with the origin.The moment of inertia about an axis passing through a point on the X-axis at a distance x=2R and perpendicular to the X-Y plane is equal to its moment of inertia about an axis passing through a pint on the Y-axis at a distance y=d and parallel to the X-axis in the X-Y plane. The value of d is

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