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Mr. Dubey • 100.64K Points
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Q. In AC machines we should prefer double layer winding over single layer windings because

  • (A) it requires identical coils
  • (B) it is economical to use
  • (C) it offers lower leakage reactance
  • (D) all of the mentioned
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Explanation by: Mr. Dubey
double layer winding enables more usage of the space and lesser air gaps so the leakage flux also reduces and efficiency improves.

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