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JEE Main 2012 Physics question

PhysicsLaws of MotionJEE Main 2012

A block of weight W rests on a horizontal floor with coefficient of static friction μ. It is desired to make the block move by applying minimum amount of force. The angle θ from the horizontal at which the force should be applied and magnitude of the force F are respectively.

Answer: (1)

Solution

Pulling at θ above the horizontal: .

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Question ID VK-103538