21. The harmonics in rotating machines are generated due to
22. The effect of harmonics in rotating machines can be minimized by
23. In dc machines the number of poles is generally decided by
24. In dc machines by increasing the number of poles, all of the following reduce except:
MCQ Multiple Choice Questions and Answers on Electrical Machines
Electrical Machines Trivia Questions and Answers PDF
Electrical Machines Question and Answer
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