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A uniform rectangular plate of mass m wh...

A uniform rectangular plate of mass m which is free to rotate about the smooth vwerticle hinge passing through the centre and perpendicular to the plate, is lying on a smooth horizontal surface. A particle of mass m is moving with speed 'u' collides with the plate and sticks to it as shown in figure. The angular velocity of the platye after colli9sion will be

A

`(12u)/(5a)`

B

`(12u)/(19a)`

C

`(3u)/(2a)`

D

`(3u)/(5a)`

Text Solution

Verified by Experts

The correct Answer is:
D
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