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Power Systems

Power Systems
Transmission line parameters of the short transmission line are

 1,0,Y,1
 1,Z,0,1
 Z,0,Y,1
 1,Z,Y,1

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Power Systems
A transmission line is operating under no load has ABCD parameters B = 100∠90° has a phase shift of 0.2 rad, how much shunt reactor is required for compensation of ferranti effect?

 2 H
 15.9 mH
 15.9 H
 2 mH

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Power Systems
High capacity generators and motors are of

 star connected with grounding network
 star connected network
 any of the above
 delta connected network

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Power Systems
The area under a flow duration curve represents

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

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Power Systems
A penstock is used as a condition between

 the turbine and discharge drain.
 none of above.
 the heat ex-changer and the turbine in nuclear power plant.
  the dam and the turbine in a hydro station.

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Power Systems
The average thermal efficiency of a modern nuclear power plant is about

 60 %.
 80 %.
  30 %.
 40 %.

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