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Power Systems

Power Systems
Phase shift occurs due to which of the following components?

 capacitance
 inductance
 both 1 and 2
 conductance

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

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

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Power Systems
In a power system with negligible resistance, the fault current at a point is 8.00 pu. The series reactance is to be included at the fault point to limit the short circuit. current to 5.00 pu is

  3.000 pu.
 0.125 pu.
 0.200 pu.
 0.075 pu.

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Power Systems
Which turbine is ideally suited to pumped storage plants

 Francis.
  Kaplan.
 Impeller.
 Pelton.

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Power Systems
Which of the following will take least time in starting from cold condition to full load operation

 Thermal power plant.
  Hydro electric power plant.
 Gas turbine plant.
 Nuclear power plant.

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Power Systems
Critical disruptive voltage is a voltage at which

 nether 1 nor 2
 corona is visible with blue or violet colour
 corona is just initiated
 both 1 and 2

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