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October 23, 2014

Homework Help: Physics

Posted by Allie on Tuesday, October 4, 2011 at 11:30pm.

A 2.4 kg object attached to a horizontal string moves with constant speed in a circle of radius R on a frictionless horizontal surface. The kinetic energy of the object is 95 J and the tension in the string is 315 N. Find R.

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