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Power Systems

Power Systems
In thermal plant most of the energy is wasted in

 condenser
 boiler
 turbines
 ESP

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Power Systems
The generating station suitable to operate as peak load plant is

 Nuclear power station.
 Thermal power station.
  Pumped storage.
 Power station.

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Power Systems
In a 3-phase, 5 kV, 5 MVA system, what is the base impedance?

 0.5 ohm
 5 ohms
 50 ohms
 500 ohms

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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?

 0.93
 1
 0.882
 1.13

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Power Systems
Electrostatic precipitators in thermal power plants are used for

 removal of ash from flue gas
 remove moisture from the cole
 control flow rate
All of these

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Power Systems
Which one of following fuels is used by slow thermal nuclear reaction for power generation

 U238.
  U235.
 Pu239.
 Th232.

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