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Power Systems

Power Systems
Which of the following materials is/are used as moderators?

All of these
 beryllium
 heavy water
 graphite

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Power Systems
What is the correct expression for the electrical power developed by

 ( 75 / 0.736 ) × WQHη.
 ( 7 / 75 ) × WQHη.
  ( 0.763 / 75 ) × WQHη.
 75 × 0.736 × WQHη.

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Power Systems
Cheapest plant in operation and maintenance is

  hydroelectric.
  diesel power.
  steam power.
  nuclear.

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Power Systems
If the time of operation of a relay for unity TMS is 10 sec. the time of operation of 0.5 TMS will be _______________ secs.

 20.
 7.
  5.
 3.

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Power Systems
A hydroelectric power station is commonly found in

 swamps.
 grasslands.
  hilly areas.
 desert areas.

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Power Systems
A loss less transmission line has a length of 600 km, find the phase shift of voltage signal?

 42°
 36°
 45°
 90°

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