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Power Systems

Power Systems
India 1st nuclear plant was set up at

  Bhaba.
  Kalpakkam.
  Tarapur.
  Rana pratap sagar.

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Power Systems
When series reactor is used in generating stations, the fault current magnitude is

 increased
 remains unaffected
 any of the above
 reduced

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Power Systems
If, for a given alternator in economic operation mode, the incremental cost is given by (0.012 P + 8) Rs/MWh, dPL/dP = 0.2 and plant λ = 25, then power generation is

 1500 MW
 750 MW
 1250 MW
 1000 MW

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Power Systems
The sequence components of the fault current are as follows: IR1 = j1.5 pu, IR2 = -j0.5 pu, IR0 = -j1. The type of fault is

 LL
 LLG
 LLL
 LG

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Power Systems
The annual depreciation of hydro power plant is about

 20 - 25 %.
  0.5 - 1.5 %.
 10 - 15 %.
 15 - 20 %.

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

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

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