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April 23, 2014

Homework Help: Physics

Posted by Mike on Thursday, June 14, 2012 at 11:16am.

A 0.40-kg ball, attached to the end of a horizontal cord, is rotated in a circle of radius 2.0-m on a frictionless horizontal surface.

If the cord will break when the tension in it exceeds 75-N, what is the maximum speed the ball can have?

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