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April 20, 2014

Homework Help: Physics

Posted by Alex on Sunday, May 20, 2012 at 8:54pm.

A compact disc spins at 2.8 revolutions per second. An ant is walking on the CD and finds that it just begins to slide off the CD when it reaches a point 3.2 cm from the CD's center.

What is the coefficient of friction between the ant and the CD?

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