A motor hoists a 60-kg crate at a constant velocity to a height of h =...
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A motor hoists a 60-kg crate at a constant velocity to a height of h = 5 m in 2 s. If the indicated power of the motor is 3.2 kW, determine the motor's efficiency. h A motor hoists a 60-kg crate at a constant velocity to a height of h = 5 m in 2 s. If the indicated power of the motor is 3.2 kW, determine the motor's efficiency. h
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