A spring with a spring constant of 120 nm lies on a, Ask an Expert

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A spring with a spring constant of 120 N/m lies on a horizontal frictionless table. The spring is attached to a 1.5-kg mass, which is pulled 0.25 m from equilibrium and released.

(i) What is the initial potential energy?

(ii) At what position is the potential energy and kinetic energy equal?

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