What tangential speed must the bob have

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A bob of mass = 0.300 is suspended from a fixed point with a massless string of length = 25.0 . You will investigate the motion in which the string traces a conical surface with half-angle = 21.0 What tangential speed must the bob have so that it moves in a horizontal circle with the string making an angle 21.0 with the vertical?

Reference no: EM13511787

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