Q.The open slots are commonly used in the stator of a synchronous machine as

  • AThe inductance of the winding is less
  • BThey permit the placement of form wound and insulated coils giving least expensive and more satisfactory
  • CBoth (a) and (b)
  • DNone of these
Correct Answer : (C)

Both (a) and (b)

Hints :

The open slots are commonly used in the stator of a synchronous machine as the inductance of the winding is less and they permit the placement of form wound and insulated coils giving least expensive and more satisfactory.

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