Power Systems
A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation?

 456 MW
 386 MW
 478 MW
 400 MW

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Power Systems
The draft tube is provided to

None of these
 raise the water surface of the stream to create an artificial head.
  increase the acting head on the water wheel.
 reduce the effect of water hammer.

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