Power Systems
Maximum power transfer in a transmission line can be obtained by

 increasing voltage level
None of these
 either 1 or 2
 reducing reactance

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Power Systems
The power level of nuclear reactor can be increase by ( K = multiplication factor )

 lowering the value of K below and keeping at that lowered value.
 lowering the value of K below 1 but later bringing it back to K = 1.
  raising the value of K above 1, but later bringing it back to K = 1.
 raising the value of K above 1 and keeping it at raised value.

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