Physics, 08.01.2021 01:30, nickname0097

Two elevators, A and B, move at a constant speed. Elevator B moves with twice the speed of elevator A. Elevator B weighs twice as much as elevator ?A. Compared to the power needed to lift elevator A, the power to lift elevator B is

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Two elevators, A and B, move at a constant speed. Elevator B moves with twice the speed of elevator...