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Power Systems

Power Systems
Fault calculations using computer are usually done by

None of these
 Z bus method
 either 1 or 2
 Y bus method

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Power Systems
Which of following are the fertile materials

 U238 and Pu239.
 U233 and Pu239.
 U238 and Th239.
  U238 and Th232.

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Power Systems
An over current relay, having a current setting of 125% connected to a supply circuit through a current transformer of ratio 500/5. The plug setting multiplier for a fault current of 5 kA is

 5
 6
 2
 8

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Power Systems
Which of the following is/are base load plants?

All of these
 thermal plants
 hydro plants
 nuclear plants

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Power Systems
Alternate formation and breakage of bubbles are called

  cavitations.
All of these
  surgfication.
  water hamming.

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Power Systems
A 60 Hz, 320 Km loss less line has sending end voltage 1.0 pu. The receiving end voltage on no-load is

 1.116 pu.
 none of these.
  1.088 pu.
 1.1 pu.

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