November 24, 2015

Homework Help: physics

Posted by J on Friday, October 15, 2010 at 4:17am.

A horizontal spring, resting on a frictionless tabletop, is stretched 14 from its unstretched configuration and a 1.00- mass is attached to it. The system is released from rest. A fraction of a second later, the spring finds itself compressed 3.6 from its unstretched configuration.
How does its final potential energy compare to its initial potential energy? (Give your answer as a ratio, final to initial.)

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