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Power Systems

Power Systems
Find the number of strands of ACSR conductor for 4 layer transmission line?

 1
 7
 37
 29

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Power Systems
Most commonly used material for insulator is

 mica
 porcelain
 glass
All of these

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Power Systems
The conversion ratio of a breeder reactor is

 none of above.
 less than unity.
  equal to unity.
  more than unity.

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Power Systems
A 20 MVA generator has inertia constant of 0.5 pu. Find new value for 50 MVA base?

 0.1 pu
 0.4 pu
 0.2 pu
 0.5 pu

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Power Systems
Ferranti effect occurs under

 no load
 any of the above
 full load
 half load

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Power Systems
Mho relay is usually employed for protection of

 medium transmission lines only
 any line
 short transmission lines only
 long transmission lines only

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