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Power Systems

Power Systems
Ferranti effect occurs under

 any of the above
 half load
 no load
 full load

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Power Systems
Which of the following statements is/are true regarding HVDC?

 HVDC can utilize earth for its return path
 Corona loss is very much reduced in the dc line
 There is no skin effect in dc line
All of these

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Power Systems
Deflectors are provided in

  Pelton wheel.
 propeller turbine.
 Kaplan turbine.
 Francis turbine.

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Power Systems
On which one of the following cycles does a modern steam power plant work?

 Bell-Coleman cycle
 Rankine cycle
 Carnot cycle
 Otto cycle

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Power Systems
MCB stands for

  miniature circuit breaker.
  molded circuit breaker.
  minimum capacity breaker.
  maximum capacity breaker.

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Power Systems
If the breakdown voltage of the insulator is high, the thickness of the insulator is

 it does not related to breakdown voltage
None of these
 high
 less

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