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1. |
Choose the INCORRECT statement with respect to the single-phase hysteresis motor. |
A. | The rotor is a smooth solid cylinder of hard steel and does not carry any winding. |
B. | The stator is wound with only one winding without capacitor. |
C. | The hysteresis motor has a low noise figure compared to the single-phase induction motor. |
D. | The phenomenon of hysteresis causes the rotor magnetisation to lag behind the stator-created MMF wave. |
Answer» C. The hysteresis motor has a low noise figure compared to the single-phase induction motor. | |