Question

A 0.50-kg block attached to an ideal spring with a spring constant of 80 N/m oscillates on a horizontal frictionless surface. The total mechanical energy is 0.12 J. The greatest extension of the spring from its equilibrium length is:
A) 1.5x10-3m
B) 3.0 x10-3m
C) 0.039 m
D) 0.055 m
E) 18 m

Answer

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