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Power Systems

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

 LLL
 LLG
 LL
 LG

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Power Systems
In nuclear chain fission reaction each neutron causing fission produces

 one new neutron.
 less than one new neutron.
  at least one new neutron.
 no new neutron.

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Power Systems
The power output of a nuclear power station is proportional to

 none of above.
 square of the rate at which fission reaction occurs.
 square root of the rate at which fission reaction occurs.
  the rate at which fission reaction occurs.

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Power Systems
Corona loss is ----------------- on hilly areas than as plain areas.

 remain same
None of these
 more
 less

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Power Systems
Which of the following is/are base load plants?

 hydro plants
All of these
 nuclear plants
 thermal plants

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Power Systems
Rankine cycle efficiency of a steam power plant is of

  45 - 80 %.
  30 - 45 %.
  60 - 80 %.
  20 - 30 %.

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