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April 19, 2014

Homework Help: physics

Posted by jimmyjonas on Tuesday, February 22, 2011 at 8:52am.

4.A 30.8-kg child swings on a rope with a length of 6.29 m that is hanging from a tree. At the bottom of the swing, the child is moving at a speed of 4.2 m/s. What is the tension in the rope?

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