11. In a 3-phase synchronous motor, the negative phase sequence exists when the motor is
12. As the load is applied to a synchronous motor, the motor takes more armature current because
13. The power factor of a synchronous motor is better than that of induction motor because
14. An important advantage of a synchronous motor over wound round induction motor is that
15. In case one phase of a three-phase synchronous motor is short-circuited the motor will
16. An over excited synchronous motor is used for
17. Riunting in a synchronous motor takes place
18. The rotor copper losses, in a synchronous motor, are met by
19. For power factor correction, synchronous motors operate at
20. The size of a synchronous motor decreases with the increase in
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