Question: 27. A 4600 kg elevator already in motion rises 30 m in 7.0s at a constant speed by means of a cable attached to a

27. A 4600 kg elevator already in motion rises 30 m in 7.0s at a constant speed by means of a cable attached to a motor. What is the motor's delivered power while lifting the elevator at this constant speed? A. 9.7 x 105 W B. 1.9 x 105 W C. 9.5 x 106 W D. 3.2 x 106 W E. 2.1 x 106 W initially relaxed

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