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A round disc of moment of inertia I2, ab...

A round disc of moment of inertia `I_2`, about its axis perpendicular to its plane and passing through its centre in placed over another disc of moment of inertia `I_1`, rotating with an angular velocity a about the same axis. The final angular velocity of the combination of discs is

A

`omega`

B

`(I_2 omega)/(I_1+I_2)`

C

`(I_1 omega)/(I_1+I_2)`

D

`((I_1 +I_2)omega)/I_1`

Text Solution

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