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Three rings, each of mass P and radius Q...

Three rings, each of mass P and radius Q are arranged as shown in the figure. The moment of inertia of the arrangement about YY' axis will be

A

`7/2PQ^(2)`

B

`2/7PQ^(2)`

C

`2/5PQ^(2)`

D

`5/2PQ^(2)`

Text Solution

Verified by Experts

The correct Answer is:
A

`I=I_(1)+I_(2)+I_(3)=7/2PQ^(2)`
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