Friday
April 18, 2014

Homework Help: Physics

Posted by Kelsey on Saturday, December 11, 2010 at 2:46pm.

The blades of a fan running at low speed turn at 200 rpm. When the fan is switched to high speed, the rotation rate increases uniformly to 340 rpm in 5.92 s.

(a) What is the magnitude of the angular acceleration of the blades?

(b) How many revolutions do the blades go through while the fan is accelerating?

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