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Power Systems

Power Systems
Which of the following power planets is the least reliable

  Wind.
 Tidal.
 Solar.
 Geothermal.

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Power Systems
When bundle conductor are used in place of single conductor the effective inductance and capacitance will respectively

 decrease and remain unaffected.
 increase and decrease.
  decrease and increase.
 increase and remain unaffected.

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Power Systems
Due to proximity effect, the increase in conductor resistance is not negligible in

 underground cable
 communication lines
 overhead transmission lines
All of these

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Power Systems
The presence of earth in case of overhead lines

 increase inductance
 decrease inducatance
 decrease capacitance
 increase capacitance

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Power Systems
Which of the following rotor is used in thermal power plants?

 squirrel cage rotor
 cylindrical rotor
 either of these
 salient pole rotor

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Power Systems
A generated station has a maximum demand of 30 MW, a load factor of 60% and a plant capacity factor of 50%. The reserve capacity of the plant is

 6 MW
 12 MW
 10 MW
 5 MW

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