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Power Systems

Power Systems
Specified quantities of slack bus are

 V and δ
 P and Q
 P and V
 P and δ

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Power Systems
Among the following which is not non conventional energy

  Geothermal.
  Nuclear.
  Tidal.
  Wind.

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Power Systems
The insulation of the modern EHV lines is designed based on

 corona.
 the lighting voltage.
 R × I.
  the switch voltage.

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Power Systems
The sequence components of the fault current are as follows : Ipositive = j1.5 pu, Inegative = − j0.5 pu, Izero = − j pu Which fault is this?

  LL.
  LG.
  LLLG.
  LLG.

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Power Systems
If the penalty factor of a plant is unity, its incremental transmission loss is

 0
 1
None of these
 -1

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Power Systems
What is the preferred type of circuit breaker(CB) to be installed in extra high voltage AC system?

 Vacuum CB
 Bulk oil type CB
 Air blast CB
 Sulphur hexafluoride CB

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