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Power Systems

Power Systems
Pumped storage plant is a

None of these
 base load plant
 peak load plant
 both 1 and 2

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Power Systems
a 50 Hz, 3-phase synchronous generator has inductance per phase of 15 mH. The capacitance of the generator and circuit breaker is 0.002 µF. What is its natural frequency?

 2.9 kHz
 29 MHz
 290 kHz
 29 kHz

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Power Systems
Main bus bar protection scheme is /are

  fault bus protection.
  none of these.
  differential protection.
  both fault bus and differential protection.

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Power Systems
Which power plant cannot have single unit of 100 MW capacity

 Steam power plant.
 Hydro electric power plant.
 Nuclear power plant.
  Diesel engine plant.

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Power Systems
In a 4*4 Y bus matrix the number of non zero elements are 12. Find the sparsity of the system?

 0.25
 0.5
 0.75
 1

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Power Systems
If sparsity of a 5 bus transmission line is 0.4. Find the number of transmission lines?

 4
 3
 6
 5

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