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May 30, 2015

Homework Help: phisics

Posted by shosho on Thursday, November 5, 2009 at 5:51am.

A puck of mass m = 1.5 kg slides in a circle of radius r = 20 cm on a frictionless table while attached to a hanging cylinder of mass M = 2.5 kg by a cord through a hole in the table. What is the speed of mass m that keeps the cylinder at rest?

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