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Three uniform discs each of mass 'm' and...

Three uniform discs each of mass 'm' and radius 'r' are kept touching each other, such that their centres form a triangle. The M.I. of the system about a median of

A

`(11)/(4)mr^(2)`

B

`(5)/(4)mr^(2)`

C

`(9)/(4)mr^(2)`

D

`(3)/(2)mr^(2)`

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A
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