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A ring of mass M and radius R is rotatin...

A ring of mass M and radius R is rotating with angular velocity `omega` = 2 rad/s. Two point masses of equal mass m are placed gently at diametrically opposite points. The value of new angular velocity (in rad/s) will be

A

`M/(2M-m)`

B

`2M/(M+2m)`

C

`2m/(M+m)`

D

`M/(M+2m)`

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