Power Systems
Which of the following is/are the stator faults?

 over current
 failure of excitation
All of these
 Inter phase faults

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Power Systems
ACSR means

 all conductor steel reinforced
 Aluminium core steel reinforced
 Aluminium copper steel reinforced
 Aluminium conductor steel reinforced

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Power Systems
Gas coolled reactor

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

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