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Find the moment of inertia of a plate cu...

Find the moment of inertia of a plate cut in shape of a right angled triangle of mass `M`, side `AC = BC = a` about and axis perpendicular to the plane of the plate and passing through the mid point of side `AB`.
.

A

`(Ma^(2))/(12)`

B

`(Ma^(2))/(6)`

C

`(Ma^(2))/(3)`

D

`(2Ma^(2))/(3)`

Text Solution

Verified by Experts

The correct Answer is:
B
Momentum of inertia of square lamina about `O`,
`I_(o) = (2Ma^(2))/(6)`
Moment of Inertia right angled triangle lamina.
`I = (ma^(2))/(6)`
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