An important advantage of a synchronous motor over wound round induction motor is that Options: A . &nbspits power factor may be varied at will B . &nbspits speed is independent of supply frequency C . &nbspits speed may be controlled more easily D . &nbspnone of the above

An important advantage of a synchronous motor over wound round induction motor i

Question

An important advantage of a synchronous motor over wound round induction motor is that

Options:

A . its power factor may be varied at will

B . its speed is independent of supply frequency

C . its speed may be controlled more easily

D . none of the above

Answer: Option A

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Question 1. The power factor of a synchronous motor is better than that of induction motor because....

Question 2. In case one phase of a three-phase synchronous motor is short-circuited the motor will....

Question 3. An over excited synchronous motor is used for....

Question 4. Riunting in a synchronous motor takes place....

Question 5. The rotor copper losses, in a synchronous motor, are met by....

Question 6. The size of a synchronous motor decreases with the increase in....

Question 7. For power factor correction, synchronous motors operate at....

Question 8. The back emf in the stator of a synchronous motor depends on ....

Question 9. Which of the following motors is non-self starling ? ....

Question 10. In case of a synchronous motor we haveI. LoadII. SpeedIII. DC excitationThe magnitude of stator back emf depends on ....

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