Power Systems
Efficiency of thermal power plant can be taken as

  product of efficiencies of all stages.
  turbine efficiency.
  generator efficiency.
  efficiency of thermal cycle.

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Power Systems
The VSWR of transmission line is

 Proportional to load and characteristic impedance.
 Directly proportional to characteristic impedance and inversely to load impedance.
 Directly proportional to voltage minimum and inversely proportional to voltage maximum.
  Directly proportional to load impedance and inversely to characteristic impedance.

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