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A 679-kg elevator starts from rest and moves upward for 3.30 s with constant acceleration until...

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Physics

A 679-kg elevator starts from rest and moves upward for 3.30 swith constant acceleration until it reaches its cruising speed,1.63 m/s. (a) What is the average power of the elevator motorduring this period? (b) How does this amount of power compare withits power during an upright trip with constant speed?

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4.3 Ratings (662 Votes)
Power Worktime Work force x distance in the first case the force exerted F ma if the elevator started from rest and got to a speed of 163 ms in 33 secs then its accel was 163ms 33s 0494 ms2 then the force acting    See Answer
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