A ball of mass 1 kg is moving with speed 20 m/s and collides... — Physics | Mockzy

MediumPhysicsNewton's Laws of Motion

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A ball of mass 1 kg is moving with speed 20 m/s and collides with a smooth surface and returns with same speed as shown in figure. The magnitude of change in linear momentum of the ball will be:

10√3 kg m/s

20√3 kg m/s

40/√3 kg m/s

20 kg m/s

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