Homework Help: college physics

Posted by Charlie on Saturday, September 11, 2010 at 7:18pm.

A box on a frictionless surface is pulled back a distance x into a spring with spring constant k and released. What is the formula for the kinetic energy of the box after it leaves the spring?

college physics - drwls, Saturday, September 11, 2010 at 7:55pm
K.E. = (1/2) M V^2 = (1/2)k x^2

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