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An elevator car has a mass of 1200 kg, and a constant friction force of 3000 N retards its motion. How much power must

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An elevator car has a mass of 1200 kg, and a constant friction force of 3000 N retards its motion. How much power must a motor deliver to lift the elevator car at a constant speed of 2.6 m/s? Use g = 10 m/s

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