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Power Systems

Power Systems
Ferranti effect occurs under

 full load
 half load
 any of the above
 no load

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Power Systems
A power generating station has a maximum demand of 1000 MW. The annual load factor is 75% and plant capacity factor is 60%. Calculate the reserve capacity?

 500 MW
 750 MW
 250 MW
 1250 MW

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Power Systems
Which of following is a medium and low head turbines

  Francis and Kaplan turbines.
  Kaplan and Francis turbines.
  None of above.
  Pelton and Kaplan turbines.

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Power Systems
Thermal shielding is provided to

 prevent the reactor wall from getting heated.
 protected the operating personal from exposure to radiations.
 absorb the fast neutron.
All of these

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

 increased
 any of the above
 remains unaffected
 reduced

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Power Systems
Condition for zero voltage regulation is

 tanφ = R/X
 cosφ = X/R
 cosφ = R/X
 tanφ = X/R

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