Q.

The efficiency of a properly designed synchronous machine will usually fall in range

  • A60 to 70%
  • B75 to 80%
  • C85 to 95%
  • D99 to 99.5%
Correct Answer : (C)

85 to 95%

Hints :

The efficiency of a properly designed synchronous machine will usually fall in range 85 to 95%

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