JEE Main Physics question

PhysicsSystems of Particles and Rotational MotionJEE Main

A ball moving with a certain velocity hits another identical ball at rest. If the plane is frictionless and the collision is elastic, the angle between the directions in which the balls move after collision, will be

Answer: (C)

Solution

For an elastic collision between two bodies of EQUAL mass, with one initially at rest, the two bodies move off at right angles to

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Question ID VK-158648