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Power Systems

Power Systems
A gas turbine power plant is best suited for

 Emergency.
 Peak load.
 None of these.
 Base load.

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Power Systems
Which of the following statements is/are true? Corona is reduced by

 decreasing the supply frequency
 increasing the distance between the conductor
 increasing the radius of the conductor
All of these

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Power Systems
Which of following power plants will take long period in erection and installation

 Hydro Power Plant
 Thermal.
 Gas turbine.
 Nuclear.

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Power Systems
A generating station which has a high investment cost and low operating cost is usually operated as a

 Minimum load station.
 None of above.
 Base load station.
 Peak load station.

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Power Systems
Which of the following grounding is not practically preferred for protection of equipments?

 isolated grounding
 reactance grounding
 resistance grounding
All of these

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Power Systems
What is the correct expression for the electrical power developed by

 75 × 0.736 × WQHη.
  ( 0.763 / 75 ) × WQHη.
 ( 75 / 0.736 ) × WQHη.
 ( 7 / 75 ) × WQHη.

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