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JEE Main Physics question

PhysicsSystems of Particles and Rotational MotionJEE Main

Two perfectly elastic objects and of identical mass are moving with velocities 15 ms⁻¹ and 10 ms⁻¹ respectively, and collide along the direction of the line joining them. Their velocities after collision are respectively

Answer: (A)

Solution

In a 1-D elastic collision between equal masses, the two bodies simply

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Question ID VK-158642