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JEE Main Physics question

PhysicsLaws of MotionJEE Main

An object of mass 60 kg is being weighed on a spring balance while moving around a curve of radius 100 m at a speed of 7 m/s. The two forces on it, weight and the centripetal force , act at to each other. The reading registered on the spring balance would be

Answer: (A)

Solution

Resultant force \dfrac{v^2}{rg}$ =

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Question ID VK-157721