A particle moves in a circular orbit under the action of a central attractive force which is inversely proportional to the distance 'r' . The speed of the particle is

A particle moves in a circular orbit under the action of a central attractive force inversely proportional to the distance r . The speed of the particle is

A particle moves in a circular orbit under the action of a central attractive force inversely proportional to the distance 'r'.The speed of the particle is

A particle executes circular motion under a central attractive force inversely proportional to distance R. The speed of the particle is

A particle moves along a circular path under the action of a force. The work done by the force is

A particle is moving with a uniform speed in a circular orbit of radius R in a central force inversely proportional to the n th power of R. If the period of rotation of the particle is T, then

A particle is moving in a circular path of radius a under the action of an attractive potential U = -k/(2r^(2)) .Its energy is

A particle is moving with a uniform speed in a circular orbit of radius R in a central force inversely proportional to the n^(th) power of R. If the period of rotation of the particle is T, then :