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Power Systems

Power Systems
The shape of the disc of an induction disc relay is

  elliptical.
  spiral.
  circular.
  none of these.

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Power Systems
For variable heads of near about but less than 30 m, which type of turbines is used hydro power plant

 Pelton.
  Kaplan.
 None of above.
 Francis.

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Power Systems
What type of back up protection is used for alternators?

  IDMT relay.
  Mho relay.
  Impedance relay.
  Buchholz relay.

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Power Systems
A diesel power plant is generally used as a/an

 Base load.
 Standby/emergency plant.
 Peak loads.
 Any of above.

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Power Systems
Peak load power plants is/are

 nuclear plants
 diesel plant
 pumped storage plant
 both 1 and 2

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Power Systems
What is the correct expression for the electrical power developed by

 ( 7 / 75 ) × WQHη.
 ( 75 / 0.736 ) × WQHη.
  ( 0.763 / 75 ) × WQHη.
 75 × 0.736 × WQHη.

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