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JEE Main Physics question

PhysicsLaws of MotionJEE Main

A particle describes a horizontal circle inside the smooth inner surface of a conical funnel (vertex downward) with a steady speed of m/s. The height of the plane of the circle above the vertex of the funnel is ()

Answer: (D)

Solution

Resolving the normal reaction : vertical equilibrium gives and the horizontal component provides the centripetal force \cos$θ =

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Question ID VK-157578