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Power Systems

Power Systems
Rankine cycle efficiency of a steam power plant is of

  20 - 30 %.
  45 - 80 %.
  60 - 80 %.
  30 - 45 %.

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Power Systems
The rating of CB is in terms of

  VAR.
  volt - ampere.
  voltage.
  current.

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Power Systems
The presence of earth in case of overhead lines

 decrease inducatance
 decrease capacitance
 increase capacitance
 increase inductance

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Power Systems
Telecommunication lines are transposed to reduce the

 voltage level
All of these
 radio interference in communication lines
 efficiency

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Power Systems
Nuclear power plant are used as

 peak load plants.
  base load plants.
 intermediate load plants.
 none of above.

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Power Systems
In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines?

 8
 4
 5
 2

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