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JEE Main Physics question

PhysicsWork, Energy and PowerJEE Main

A particle is released from a height h. At a certain height, its KE is two times its potential energy. Height and speed of the particle at that instant are [BVP 2010]

Answer: (B)

Solution

Let h' be the height at that instant, measured from the ground, with the height fallen being (h − h'). KE =

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Question ID VK-153605