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Power Systems

Power Systems
If sparsity of a 5 bus transmission line is 0.4. Find the number of transmission lines?

 4
 3
 5
 6

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Power Systems
Range of accelerating factor is

 1 to 10
 50 to 100
 1.6 to 1.8
 10.8 to 11.2

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Power Systems
If the frequency is increased, then skin effect will

 any of the above
 remains unaffected
 decreases
 increases

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Power Systems
Which of the following is a reaction turbines

  Kaplan and Pelton turbine.
  Pelton turbine and Francis turbine.
  None of these.
  Francis turbine and Kaplan turbine.

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Power Systems
Galvanised steel is generally used as

 stray wire.
All of these
 structural components.
 earth wire.

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Power Systems
The per unit impedance of a circuit element is 0.30. If the base kV and base MVA are halved, then the new value of the per unit impedance of the circuit element will be

 0.0060
 0.0030
 0.30
 0.60

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