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Power Systems

Power Systems
Transmission line parameters of the short transmission line are

 1,0,Y,1
 1,Z,0,1
 Z,0,Y,1
 1,Z,Y,1

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Power Systems
On what factor does the performance of a circuit breaker depend?

 Critical length of breaking.
  Breaking speed.
  None of these.
  Both A and C.

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Power Systems
Due to proximity effect, the increase in conductor resistance is not negligible in

 underground cable
 communication lines
All of these
 overhead transmission lines

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Power Systems
In an interconnected power system, the most suitable power plant to meet the peak load condition is

 pumped storage plant
 nuclear plant
 thermal plant
 hydro power plant

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Power Systems
The characteristic impedance of a transmission on line is

 Directly proportional to its length.
 Inversely proportional to its length.
  Independent of its length.
 Directly proportional to square root of its length.

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Power Systems
Deflectors are provided in

 Francis turbine.
 Kaplan turbine.
  Pelton wheel.
 propeller turbine.

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