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Power Systems

Power Systems
Uses of diesel power stations

  emergency plants.
 standby plants.
  peak load plant.
All of these

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Power Systems
For a fixed value of complex power flow in a transmission line having a sending end voltage V, the real power loss will be proportional to

  1 / V2.
 V.
 V2.
 1 / V.

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Power Systems
Deaerative heating is done to

  remove dissolved gases in water.
 heat the steam.
 heat the feed water.
 remove dissolved.

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Power Systems
If all the sequence voltages at the fault point in a power system are equal, then the fault point is a

 LL
 LLG
 LLL
 LG

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Power Systems
In which of the following configuration power transferability is higher?

 triangular configuration
None of these
 same in both configuration
 horizontal configuration

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Power Systems
The fact that current density is higher at the surface when compared to centre is known as

 carona
All of these
 skin effect
 proximity effect

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