Physics
Physics, 17.01.2021 23:50, ARandomPersonOnline

A motor is used to raise a lift of mass 200 and 4 passengers each of whom has an average mass of 65 kg. They wish to go to the third floor, which is 12 m above them, If the motor is 45% efficient, what input of electrical energy is required? Give your answer in kJ (Show Work)

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A motor is used to raise a lift of mass 200 and 4 passengers each of whom has an average mass of 65...

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