Tooth or slot harmonics in induction motor is caused due to variation of air gap reluctance.

Q.  The tooth or slot harmonics in an induction motor is caused due to
- Published on 27 Oct 15

a. Variation of air gap reluctance
b. Leakage flux
c. Non sinusoidal nature of input voltage
d. None of these

ANSWER: Variation of air gap reluctance

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