Q.

Moment of inertia of a square plate of side l about the axis passing through one of the corner and perpendicular to the plane of square plate is given by:

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a

Ml212

b

Ml26

c

Ml2

d

23Ml2

answer is D.

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Detailed Solution

Question Image

From the figure according to the perpendicular axis theorem

IX+IY=IZ

IZ=ml23+ml23=2ml23

Hence the correct answer is 2ml23.

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