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Power Systems

Power Systems
Specified quantities of slack bus are

 P and Q
 P and V
 V and δ
 P and δ

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Power Systems
Which of the following plants has the maximum eapital cost

 Diesel plants.
 Steam plants.
  Nuclear plants.
 Hydro-plants.

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Power Systems
Corona loss is ----------------- on hilly areas than as plain areas.

 remain same
None of these
 less
 more

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Power Systems
Nuclear power plant are used as

 none of above.
 intermediate load plants.
  base load plants.
 peak load plants.

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Power Systems
In a 3-phase transmission line, each phase is supported by 3 insulated discs, maximum voltage of each disc is 20 kV. Find the operating voltage of the transmission line per phase if efficiency of string is 80.6%.

 48.36 kV
 20 kV
 83.76 kV
 52.84 kV

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Power Systems
If the fault is very nearer to the generator, the fault current is

 zero
 larger
 any of the above
 less

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