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Power Systems

Power Systems
For large plants of capacity for more than 15 MW, what type of cooling is used

  Liquid.
  Hydrogen.
  Air.
  Water.

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Power Systems
In what from the initial energy will be released for the 200 MeV per fission by a neutron in a slow thermal nuclear reactor

  kinetic energy of particles and electromagnetic radiation.
 heat energy.
 electromagnetic radiations.
 kinetic energy and sound energy.

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Power Systems
Which of the following is not a secondary nuclear fuel

 Pu239.
 U233.
 None of above.
  U235.

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Power Systems
On what factors does the selection of a water turbine depend

 Speed.
 Nature of load.
  All of above.
 Working head.

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Power Systems
In a 4 bus,4×4 Y bus matrix the number of non zero elements are 12. Find the number of transmission lines?

 2
 5
 4
 8

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Power Systems
The ABCD constants of a 3-phase transmission line are A = D = 0.8∠1°, B = 170∠85° Ω , C = 0.002∠90.4° â„§. The sending end voltage is 400 kV. The receiving end voltage under no load condition is

 600 kV
 400 kV
 500 kV
 350 kV

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