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Power Systems

Power Systems
Which of the following quantities are to be calculated for generator bus?

 Q and δ
 δ and V
 P and V
 P and Q

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Power Systems
Transmission line parameters of the short transmission line are

 1,Z,0,1
 Z,0,Y,1
 1,0,Y,1
 1,Z,Y,1

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Power Systems
A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is

 16
 10
 6
 2

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Power Systems
Which of the following represents the sag(S) of a transmission line?

 S = wl²/4T
 S = wl²/2T
 S = wl²/16T
 S = wl²/8T

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Power Systems
Which material is used in controlling chain reaction in a nuclear reactor

  Boron.
 Heavy water.
 Beryllium.
 Thorium.

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Power Systems
In transmission lines distribution constants are

 inductance and capacitance
 inductance and resistance
 both 1 and 2
 resistance

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