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JEE Main Physics question

PhysicsMotion in a Straight LineJEE Main

Two balls and are thrown simultaneously from the top of a tower. is thrown vertically up with a speed of 4 ms. is thrown vertically down with a speed of 4 ms. The ball and hit the ground with speed and respectively. Then,

Answer: (D)

Solution

By energy conservation, each ball has the same initial kinetic energy (same speed magnitude) and falls through

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Question ID VK-152100