Power Systems
A transmission line has a reactance of 1 Pu is operating at Vs = Vr = 1 Pu. The generator is connected at source end which is delivering 0.5 Pu of active power. Find the load angle?

 45°
 60°
 35°
 30°

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Power Systems
The VSWR of transmission line is

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

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