Question: The motor is connected to a motor controller that can provide a voltage VT form 1 4 to 4 4 1 V . The motor

The motor is connected to a motor controller that can provide a voltage VT form 14 to 441 V. The motor has negligible rotational losses and is connected to a load torque of 18 Nm. What is the efficiency in % of the motor at the most efficient value of VT?

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