Skew of rotor bar eliminates

  • Athe effect of space harmonics
  • Bthe entire effect of crawling
  • Cmagnetic noise
  • Dvibration due to unequal force developed on rotor
Correct Answer : (A)

the effect of space harmonics

Hints :

Skew of rotor bar eliminates the effect of space harmonics.


Alternator operates on the principles of


If the prime mover of an alternator supplying load to an infinite bus is suddenly shutdown, then it will

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