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A circular disc A of radius r is made fr...

A circular disc A of radius r is made from an iron plate of thickness t and another circular disc B of radius 4r is made from an iron plate of thickness `t//4`. The relation between the moments of inertia `I_(A)` and `I_(B)` is

A

`I_(A) gt I_(B)`

B

`I_(A)=I_(B)`

C

`I_(A) lt I_(B)`

D

depends on the equal values of t and r

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The correct Answer is:
C
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