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Power Systems

Power Systems
If all the sequence voltages at the fault point in a power system are equal, then the fault point is a

 LLG
 LG
 LL
 LLL

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

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

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Power Systems
A 3 core cable gives on test a capacitance of 3.7 µF between two cores. Find the line charging current of the cable when it is connected to 11 kV, 50 Hz system?

 14.7 mA.
 1.476 A.
  14.76 A.
 1 A.

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Power Systems
If we increase the spacing between the phase conductors, the value of line inductance

 increase
 decrease
None of these
 remains unaffected

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Power Systems
In a 400 kV power network, 360 kV is recorded at 400 kV bus. The reactive power absorbed by a shunt reactor for 50 MVAr, 400 kV connected at the bus is

 61.73 MVAr.
 45.0 MVAr.
  40.5 MVAr.
 55.56 MVAr.

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Power Systems
Nuclear power plant are used as

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

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