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A 10 kg block is pulled along a frictionless surface in the form of an...

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A 10 kg block is pulled along a frictionless surface in the form of an arc of a circle of radius 10 m The applied force F is 200 N as shown in figure If the block started from rest at P then A the velocity at Q would be 20 m s B the velocity at Q would be 27 m s C work done by gravity is negative D work done by gravity is positive

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