7(c). The motion of a particle on S.H.M. is given by . If it has speed u when the displacement is , and a speed v when the displacement is , show that the amplitude of the motion is a .
7(c). The motion of a particle on S.H.M. is given by . If it has speed u when the displacement is , and a speed v when the displacement is , show that the amplitude of the motion is a .
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