Q.

The salient pole rotor is not suitable for high speed turbo generators due to

  • Aexcessive bearing friction
  • Bundesirable mechanical oscillations
  • Chigh centrifugal force and windage loss
  • Dlarge eddy current losses
Correct Answer : (C)

high centrifugal force and windage loss

Hints :

The salient pole rotor is not suitable for high speed turbo generators due to high centrifugal force and windage loss.

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