Question

bead can slide on a smooth circular wire frame of radius r which is fixed in a vertical plane. The bead is displaced slightly from the highest point of the wire frame. The speed of the bead subsequently as a function of the angle q made by the bead with the vertical line is : (a) 2gr (b) 2gr(1-sin ) θ (c) 2gr(1-cos ) θ (d) 2 gr

Answer 1

Answer:

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