Wednesday
July 30, 2014

Homework Help: Physics (angular motion)

Posted by George on Thursday, November 7, 2013 at 5:14pm.

The blades of a fan running at low speed turn at 230rpm . When the fan is switched to high speed, the rotation rate increases uniformly to 370rpm in 5.80s .

Part A
What is the magnitude of the angular acceleration of the blades?

Part B
How many revolutions do the blades go through while the fan is accelerating?

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