Physics · Electrical Machines
A salient-pole synchronous motor is running at no-load. If its field excitation is suddenly reduced to zero, the motor will:
- 1Reverse its direction of rotation
- 2Lose synchronism and slip poles
- 3Continue to run at synchronous speed due to reluctance torque✓
- 4Stop immediately
Correct answer
Continue to run at synchronous speed due to reluctance torque
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