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A 0.2-kg particle oscillates on a spring with a constant k = 50 N/m.The position of...

A 0.2-kg particle oscillates on a spring with a constant k = 50 N/m.The position of the particle is given by x= (0.2m) cos(15.81t). Determine (a) the period of oscillations, and (b) the maximum velocity of the particle.

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