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December 19, 2014

Homework Help: physics

Posted by pakilina on Friday, November 25, 2011 at 10:37am.

A ball of mass m is rotated at constant speed v in a vertical circle of radius r as shown below. Find the tension in the cord when the ball is at position A and position B. (Position a is in top of the wheel, position B is on the bottom of the wheel, 180 degrees apart.)

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