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Power Systems

Power Systems
A loss less transmission line has a length of 600 km, find the phase shift of voltage signal?

 45°
 42°
 90°
 36°

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Power Systems
Cheapest plant in operation and maintenance is

  diesel power.
  steam power.
  nuclear.
  hydroelectric.

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Power Systems
On which one of the following cycles does a modern steam power plant work?

 Bell-Coleman cycle
 Carnot cycle
 Otto cycle
 Rankine cycle

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Power Systems
A transmission line has a surge impedance of 400 Ω is connected with the cable having surge impedance of 40 Ω, a surge magnitude of 100 kV is travelling from the transmission line towards the cable. Find the transmitted voltage?

 30.6 Kv
 18.18 kV
 100 kV
 36. 36 kV

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Power Systems
The value of inductance used for compensation of arcing grounds is

 3/ω²C
 3ω²C
 ω²C/3
 1/3ω²C

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Power Systems
If we increase the spacing between the phase conductors, the value of line inductance

 increase
 decrease
 remains unaffected
None of these

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