Power Systems
Ferranti effect will not occur in which of the following transmission lines

 medium transmission lines
All of these
 short transmission lines
 long transmission lines

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Power Systems
In a biased differential relay the bias is defined as the ratio of

  fault current and operating coil current.
  number of turns of restraining and operating coil.
  operating coil current and restraining coil current.
  fault current and restraining coil current.

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