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Power Systems

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
In a long transmission line, if we increase the length of the line, the parameters A and B respectively

 increases and increases
 decreases and increases
 decreases and decreases
 increases and decreases

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Power Systems
Bundled conductors in EHV transmission lines

 increase capacitance
 increase inductance
 decrease inducatance
 decrease capacitance

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Power Systems
Which type of connection is employed for current transformers for the protection of star- delta connected 3-phase transformer?

 star-star
 delta-delta
 star-delta
 delta-star

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Power Systems
A generating station has a maximum demand of 50 MW a load factor of 60 %, a plant capacity factor of 45 % and if the plant while running as per schedule were fully loaded. The daily energy produced will be

 740 MW.
  720 MW.
 710 MW.
 730 MW.

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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 capacitor at receiving end
 shunt reactor at receiving end

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