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Disc A of mass m collides with stationary disc B of mass 2m as shown in figure. The value of coefficient of restitution is

Disc A of mass m collides with stationary disc B of mass 2m as shown in figure. The value of coefficient of restitution is 1/2 .If the angle between velocity vectors of A and B after collision is X, then n 6 i(Both A and B move on horizontal surface and neglect friction everywhere) (LOI) 45 2m

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