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Power Systems

Power Systems
Making current is a------------ value?

 any of the above
 RMS
 average
 peak value

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Power Systems
The radiation shield for a nuclear power reactor for biological safety is provided by having the reactor

 isolated from outside word with strong magnetic field.
 encased thick metal wall.
 immersed in water pool.
  encased by thick concrete wall.

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Power Systems
Nuclear fission means

  graphite.
  combination of two light nuclei.
  moderator.
  breaking up of nuclear of heavy atoms into nearly equal parts.

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Power Systems
A 200 MW capacity generator has a speed regulation of 4% for a frequency drop of 0.05 Hz. Find the power input supplied by the turbine for maintaining constant frequency?

 15 MW
 5 MW
 10 MW
 20 MW

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Power Systems
Which of the following method is/are more reliable?

 Newton Raphson (NR) method
All of these
 Fast Decoupled Load Flow (FDLF) method
 Gauss-Siedel (GS) method

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Power Systems
Which of the following is/are advantages of N-R method?

 Time taken for each iteration is less
 Applicable for large power system network
 Number of iterations are less
 both 1 and 2

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