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September 19, 2014

Homework Help: physics

Posted by katie on Sunday, March 25, 2012 at 9:45pm.

A bug that has a mass mb = 1 g walks from the center to the edge of a disk that is freely turning at 38 rpm. The disk has a mass of md = 11 g. If the radius of the disk is R = 30 cm, what is the new rate of spinning in rpm?

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