Power Systems
In a long transmission line, if we increase the length of the line, the parameters A and B respectively

 increases and increases
 decreases and decreases
 decreases and increases
 increases and decreases

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Power Systems
A sodium graphite reactors use

 a mixture of sodium and graphite as moderator.
 sodium as moderator and graphite as coolant.
  sodium as coolant and graphite as moderator.
 a mixture of sodium and graphite as coolant.

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