ISRO Electrical Engineering (EE) 2023 - Question 7

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Ratio of EMF between triplex lap winding and wave winding for same power

  • A. 9
  • B. 4
  • C. 2
  • D. 1

Answer: C. 2

Explanation: Taking equal poles/conductors, triplex lap has A = 3P and triplex wave has A = 6, giving an emf ratio of the order of 2 (P = 4). Question is under-specified; verified against official key.

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