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April 21, 2014

Homework Help: U. Phys

Posted by Taylor on Monday, November 2, 2009 at 10:43am.

What is the angular momentum of a 3.7kg uniform cylindrical grinding wheel of radius 25cm when rotating at 1500rpm?


How much torque(in magnitude) is required to stop it in 5.0s?

Could you explain this in detail, I don't really understand torque and momentum well.

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