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JEE Main Physics question

PhysicsSystems of Particles and Rotational MotionJEE Main

A man of 50 kg mass is standing in a gravity-free space at a height of 10 m above the floor. He throws a stone of 0.5 kg mass downwards with a speed of 2 m/s. When the stone reaches the floor, the distance of the man above the floor will be

Answer: (C)

Solution

Recoil speed of man m/s (upward, away from the floor). Time for the stone (moving at constant 2 m/s,

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Question ID VK-158874