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

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

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Power Systems
An impulse turbine

 is most suited for low head and high discharge power plants.
 always operates submerged.
 makes use of a draft tube.
  operates by initial complete conversion to kinetic energy.

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Power Systems
The value of off diagonal elements is

 which is connected between bus i and bus j with positive sign
 sum of admittances connected at bus j
 which is connected between bus i and bus j with negative sign
 sum of admittances connected at bus i

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