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Power Systems

Power Systems
For flat voltage profile system, voltage regulation is

 0%
 50%
 100%
 any of the above

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Power Systems
Which of the following will take least time in starting from cold condition to full load operation

  Hydro electric power plant.
 Thermal power plant.
 Nuclear power plant.
 Gas turbine plant.

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Power Systems
On what factors does the selection of a water turbine depend

 Speed.
  All of above.
 Nature of load.
 Working head.

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Power Systems
The voltage regulation of a line at full load 0.8 power factor is 11. A long transmission line under no load conditions, for a good voltage profile needs

 shunt resistance at receiving end
All of these
 shunt reactor at receiving end
 shunt capacitor at receiving end

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Power Systems
Maximum power capacity of a transmission line can be increased by

 increasing voltage level
 decreasing reactance value
 either 1 or 2
 nether 1 nor 2

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Power Systems
In transmission lines distribution constants are

 inductance and resistance
 both 1 and 2
 resistance
 inductance and capacitance

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