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Power Systems

Power Systems
Making current is a------------ value?

 average
 peak value
 RMS
 any of the above

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Power Systems
Advantages of pumped storage plants is/are

 most economical as a peak load supply plant
 used as load frequency control
 operating time is minimum
All of these

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Power Systems
Maximum power capacity of a transmission line can be increased by

 nether 1 nor 2
 increasing voltage level
 decreasing reactance value
 either 1 or 2

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Power Systems
The time taken by the turbine to fall to 0 rpm speed from 3000 rpm is called

  coasting time.
  damping time.
  settling time.
  stopping time.

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Power Systems
Uses of diesel power stations

 standby plants.
  emergency plants.
All of these
  peak load plant.

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Power Systems
Ferranti effect will not occur in which of the following transmission lines

All of these
 long transmission lines
 short transmission lines
 medium transmission lines

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MORE MCQ ON Power Systems

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