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Power Systems

Power Systems
Specified quantities of load bus are

 P and Q
 Q and V
 V and δ
 P and δ

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Power Systems
Lightning arresters are made up of which material?

 silver
 any of the above
 copper
 silicon oxide

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Power Systems
Percentage of carbon is highest in

  anthracite coal.
  lignite coal.
  coal gas.
  bituminous coal.

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Power Systems
A three phase, 33 kV oil circuit breaker is rated 1200 A, the symmetrical breaking capacity is 2000 MVA, 3 secs. Then the making capacity is

 5200 MVA.
  5000 MVA.
 5500 MVA.
  5100 MVA.

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Power Systems
Ferranti effect occurs under

 any of the above
 half load
 no load
 full load

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Power Systems
Transmission line parameters of the short transmission line are

 1,Z,0,1
 1,0,Y,1
 Z,0,Y,1
 1,Z,Y,1

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