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April 21, 2014

Homework Help: physics

Posted by sandhya on Monday, October 11, 2010 at 6:18am.

A 1-kg mass hangs by a string from a disk with radius 5.1 cm which has a rotational inertia of 5 10-5 kgm2. After it falls a distance of 1.4 meters, how fast is it going?
What is the angular velocity of the disk?

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