Synchronous Motor Questions And Answers
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Synchronous Motor Questions and Answers
1. A synchronous motor working on leading power factor and not driving any mechanical, is known
Synchronous Motor Questions and Answers
2. Which motor can conveniently operate on lagging as well as leading power factor ?
Synchronous Motor Questions and Answers
3. The back emf in the stator of a synchronous motor depends on
Synchronous Motor Questions and Answers
4. Which of the following motors is non-self starling ?
Synchronous Motor Questions and Answers
5. In case of a synchronous motor we have
I. Load
II. Speed
III. DC excitation
The magnitude of stator back emf depends on
Synchronous Motor Questions and Answers
6. A synchronous motor is switched on to supply with its field windings shorted on themselves. It will
Synchronous Motor Questions and Answers
7. The purpose of embedding the damper winding in the pole face is to
Synchronous Motor Questions and Answers
8. A 3 phase, 400 V, 50 Hz salient pole synchronous motor is fed from an infinite bus and is running at no load. Now if the field current of the motor is reduced to zero
Synchronous Motor Questions and Answers
10. In a synchronous motor if the back emf generated in the armature at no load is approximately equal to the applied voltage, then
Synchronous Motor Questions and Answers
11. The maximum value of torque that a synchronous motor, can develop without losing its synchronism, is known as
