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Power Systems

Power Systems
Mho relay is used for protection of

  short lines.
  long lines.
  medium lines.
  none of these.

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Power Systems
In a transmission line the insulators to be used at the dead end or sharp curves are

 any of the above
 pin type insulator
 suspension type
 strain type

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Power Systems
In a 400 KV network, 360 KV is recorded at a 400 KV bus. The reactive power absorbed by shunt rated for 50 MVAr, 400 KV connected at the bus is

 55.56 MVAr.
 45 MVAr.
 61.73 MVAr.
  40.5 MVAr.

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

All of these
 graphite
 heavy water
 beryllium

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Power Systems
The rating of CB is in terms of

  VAR.
  current.
  voltage.
  volt - ampere.

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Power Systems
Stock bridge dampers are used to

All of these
 increase the sag
 reduce the tension
 reduce the vibrations at the point of support

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