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Power Systems

Power Systems
The insulator thickness on the conductor, in cables depends upon

 power factor
 voltage
 current
 reactive power

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Power Systems
Highest pressure generating pump inside the thermal plant is

 high pressure heater
All of these
 boiler feed pump
 low pressure heater

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Power Systems
If L and C are 4 mH and 0.0001 μF respectively a current chop of magnitude 50 Amp would induced a voltage

 400 kV.
  200 kV.
 50 kV.
  100 kV.

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Power Systems
Find the propagation constant, if impedance is 10Ω and admittance is 10 â„§?

 10
 100
 1
 5

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Power Systems
If the diameter of the conductor is increased

 the inductance is decreased
 no change in inductance and resistance
 the resistance is increased
 the inductance is increased

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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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