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Power Systems

Power Systems
The Y bus matrix of 100 bus interconnected system is 90% sparse. Hence the number of transmission lines in the system must be

 500
 250
 900
 450

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Power Systems
India’s largest thermal power station is located at

 Neyveli.
 Sarni.
 Kota.
 Chandrapur.

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Power Systems
Binary vapor cycle are used for

  increasing the turbine efficiency.
  improving the plant efficiency.
All of these
  improving the condenser performance.

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Power Systems
Which of the following method is used for changing power factor from leading to lagging

 any of the above
 shunt capacitor
 shunt reactor
 series capacitor

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Power Systems
Advantage/s of per unit system as compare to absolute system?

 only one equation is required
All of these
 memory required is less
 calculation time is less

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Power Systems
Ferranti effect will not occur in which of the following transmission lines

 short transmission lines
All of these
 medium transmission lines
 long transmission lines

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