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Power Systems

Power Systems
Attenuation occurs due to

 conductance
 resistance
 inductance
 both 1 and 3

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Power Systems
A generator has a rating of 10 MVA, 5 kV has a reactance of 0.02 pu. Find the reactance at a new base values of 50 MVA, 10 kV?

 0.025
 0.25
 0.02
 0.05

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Power Systems
The power station that does not requier any moving part is

 Tidal power generation.
 Wind power generation.
 Solar power generation.
  Thermonic convertor.

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Power Systems
Peterson coil is used in case of transmission line for

 improve power factor
 compensation of arcing grounds
 reduce ferranti effect
 increase the voltage level

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Power Systems
Nuclear fission means

  moderator.
  combination of two light nuclei.
  breaking up of nuclear of heavy atoms into nearly equal parts.
  graphite.

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Power Systems
Main bus bar protection scheme is /are

  none of these.
  fault bus protection.
  both fault bus and differential protection.
  differential protection.

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