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Power Systems

Power Systems
If the load is short circuited, then reflection coefficient of voltage is

 0
 -2
 1
 -1

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Power Systems
Attenuation occurs due to

 resistance
 inductance
 conductance
 both 1 and 3

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Power Systems
Which turbine is ideally suited to pumped storage plants

 Francis.
 Pelton.
 Impeller.
  Kaplan.

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Power Systems
The area under a flow duration curve represents

 total power available.
  total quantity of run-off during that period.
 maximum rate of run-off during the period.
 total of units of energy available.

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Power Systems
Merze price current scheme protection is used in

  both A and B.
  bus bars.
  alternator.
  transformer.

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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 and the transmission line is compensated with a series capacitance of 0.5 Pu. Find the load angle with series capacitance compensation ?

 29°
 10.5°
 35.5°
 14.5°

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