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Power Systems

Power Systems
The amount of ash content in Indian coal

 20 %.
  60 %.
  45 %.
 35 %.

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Power Systems
Installation of capacitors at suitable locations and of optimum size in a distribution system results in

 reduction of KVA rating of distribution transformers
 improved voltage regulation
 reduction in distribution power loss
All of these

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Power Systems
Mho relay is usually employed for protection of

 short transmission lines only
 any line
 medium transmission lines only
 long transmission lines only

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Power Systems
The thermal efficiency of BWR is

None of these
  equal to that of PWR.
 greater than that of PWR.
 less than that of PWR.

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Power Systems
The function of moderator in a nuclear reactor is to

 absorb neutrons.
  reduce the speed of neutrons.
  stop chain reaction.
 reduce temperature.

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Power Systems
An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 400/5. The pick up value is

 10 A
 12.5 A
 15 A
 6.25 A

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