A particle of mass m moves in a circular orbit under the central potential field, U r = - C r , where C is a positive constant. The correct radius - velocity graph of the particle's motion is :

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U = - C r F = - d U d r = - C r 2 F = m v 2 r C r 2 = m v 2 r v 2 ∝ 1 r

A particle of mass m moves in a circular orbit under the central potential field, U r = - C r , where C is a positive constant. The correct radius - velocity graph of the particle's motion is :

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