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Power Systems

Power Systems
Which of the following relationships are not valid for short transmission lines

 A = D = 1
 B = C = Z
 Is = Ir
All of these

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Power Systems
If the inertia constant H = 8 MJ/MVA for a 50 MVA generator, the stored energy is

 200 MJ
 400 MJ
 50 MJ
 8 MJ

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Power Systems
A sort line with R/X ratio 1, the zero regulation is obtained when the power factor of the load is

 0.707 leading
 0.5
 unity
 0 leading

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Power Systems
If skin depth is more, then skin effect is

 either 1 or 2
None of these
 more
 less

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Power Systems
The conversion ratio of breeder reactor are

 none of above.
 less than 1.
 1.
  greater than 1.

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Power Systems
Ships are usually supplied power by

 Steam accumulator.
  Diesel engine.
 Hydraulic turbine.
 None of above.

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