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April 18, 2014

Homework Help: physics

Posted by Joe on Sunday, February 19, 2012 at 8:33pm.

A 690 kg elevator starts from rest. It moves upward for 2.56 s with constant acceleration until it reaches its cruising speed, 1.84 m/s. What is the average power of the elevator motor during this period?,
What is the power of the elevator motor during an upward cruise with constant speed?

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