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Power Systems

Power Systems
Transmission line parameters of the short transmission line are

 1,0,Y,1
 Z,0,Y,1
 1,Z,Y,1
 1,Z,0,1

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Power Systems
The power station that does not requier any moving part is

 Solar power generation.
  Thermonic convertor.
 Tidal power generation.
 Wind power generation.

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Power Systems
Making and breaking currents of 3 phase AC circuit breakers in power system are respectively in what form?

 any of the above
 RMS and Instantaneous value
 Instantaneous and RMS value
 RMS and RMS value

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Power Systems
Condition for maximum voltage regulation

 cosφ = X/R
 cosφ = R/X
 tanφ = R/X
 tanφ = X/R

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Power Systems
A transmission line has 200 km operating at frequency of 10 Hz Hz. Find the type of the line

 short transmission line
 any of the above
 medium transmission line
 long transmission line

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Power Systems
In hydro power stations what is an enlarged body of water just above the intake and used as a regulating reservoir called

 Penstock.
 Reservoir.
 Spillways.
  Fore bay.

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