Posted by **Bradley** on Wednesday, February 22, 2012 at 3:28pm.

A 0.495-kg mass is attached to a horizontal spring with k = 108 N/m. The mass slides across a frictionless surface. The spring is stretched 33.3 cm from equilibrium, and then the mass is released from rest.

Find the speed of the mass when it has moved 4.79 cm?

Find the maximum speed of the mass?

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