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Horsepower and efficiency of three-phase motor

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If a fully loaded 440V, three-phase motor draws 12.4 A at 86% power factor (pf). It's speed is 1730 rpm and its torque output to a mechanical load is 29.1 lb-ft x 1.356 = 39.5 Nm.

What is the output horsepower? Efficiency?

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