Power Systems
Recovery voltage in CB is equal to

  normal frequency 50 Hz rms voltage.
  transient voltage.
  none of these.
  arcing period voltage.

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Power Systems
The modern trend in electric power generation

 to have large size thermal plants near load centre.
  none of above.
 to have large size thermal plant located near coal fields.
 to have large number of small size thermal plants located at different places.

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Power Systems
Gas coolled reactor

  both B and C.
 use CO2. or helium as coolant and graphite the moderator.
 use coolant at pressure of 14-28 Kg/cm2 and at temperature of 700°-800° c.
 use heavy water as coolant as well as moderator.

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