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The point A moves with a uniform speed along the circumference of a circle of radius 0.36m and covers 30 degree in 0.1s. The perpendicular projection “P” from “A” on the diameter MN represents the SHM of “P”. The restoring force per unit mass when P touches M will be:
A) 100N
B) 50N
C) 9.87N
D) 0.49N

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