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Power Systems

Power Systems
The corona loss on a particular system at 60 Hz is 1 kW/km per phase. What is the corona loss at 50 Hz in kW/km per phase?

 1
 0.93
 0.882
 1.13

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Power Systems
How much KWh energy is produced by fission of 1 gm of uranium U235

  24 kWh.
  24000 kWh.
 240 kWh.
 2400 kWh.

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Power Systems
Which of the following is/are base load plants?

 nuclear plants
 thermal plants
 hydro plants
All of these

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Power Systems
Uses of diesel power stations

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

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Power Systems
For which one of the following types of motors, is the equal area criterion for stability applicable?

 Three phase induction motor
 Three phase synchronous motor
 DC shunt motor
 DC series motor

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Power Systems
Bundled conductors are used for EHV transmission lines primarily for reducing the

 surge impedance of the line
 copper loss
 voltage drop across the line
 corona loss

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