When variable AC voltage is to be connected to an induction motor to perform the job of speed control, both halves of the AC waveform are not required to be conducted to the stator of the motor.

Question

Quizplus · Accepted Answer

For effective operation and speed control of an induction motor, both halves of the AC waveform are necessary to ensure a smooth and continuous magnetic field rotation in the stator, which is essential for the motor's operation.

When Variable AC Voltage Is to Be Connected to an Induction