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Power Systems

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

 3ω²C
 1/3ω²C
 ω²C/3
 3/ω²C

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Power Systems
Among the following which is not non conventional energy

  Tidal.
  Wind.
  Nuclear.
  Geothermal.

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Power Systems
The arc voltage produced in an AC circuit breaker is always

  in phase with the arc current.
 in phase opposition with the arc current.
 leading the arc current by 90°.
 lagging the arc current by 90°.

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Power Systems
In Francis turbine runner, the number blades is usually of the order of

 12 - 14.
  16 - 24.
 6 - 8.
 3 - 6.

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Power Systems
If we increase the spacing between the phase conductors, the line capacitance

 remains unaffected
 increases
 decreases
None of these

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Power Systems
More efficient plants are used as

 peak load plant
 both 1 and 2
None of these
 base load plant

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