a fully loaded, slow-moving freight elevator has a cab with a total mass of 1170 kg, which is required to travel upward 57 m in 3.3 min, starting and ending at rest. the elevator's counterweight has a mass of only 955 kg, and so the elevator motor must help. what average power is required of the force the motor exerts on the cab via the cable?

Question

04-11-2022
Physics

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a fully loaded, slow-moving freight elevator has a cab with a total mass of 1170 kg, which is required to travel upward 57 m in 3.3 min, starting and ending at rest. the elevator's counterweight has a mass of only 955 kg, and so the elevator motor must help. what average power is required of the force the motor exerts on the cab via the cable?

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