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A 618-kg elevator starts from rest and moves upward for 3.80 s with constant acceleration...

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Physics

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A 618-kg elevator starts from rest and moves upward for 3.80 s with constant acceleration until it reaches its cruising speed, 1.83 m/s.(a) What is the average power of the elevator motor during this period?(b) How does this amount of power compare with its power during an upward trip with constant speed? (Give the power during an upward trip with constant speed.)

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