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Power Systems

Power Systems
Calorific value of solid fuel is expressed as

  KCal / lt.
  KCal / gm.
  Cal / gm.
  Cal / lt.

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Power Systems
What is the function of economiser in steam boilers

 improving thermal efficiency
All of these
 cooling
 collect ash particals

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Power Systems
The term self GMD is used to calculate

 inductance
 both 1 and 2
 capacitance
 resistance

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Power Systems
The insulator thickness on the conductor, in cables depends upon

 reactive power
 current
 power factor
 voltage

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Power Systems
With reference to hydrometer station, the graphical representation of the discharge as function of time is known as

 Monograph.
 Load duration curve.
 Hectograph.
  Hydro-graph.

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Power Systems
Which of the following is/are the methods of improving transient stability?

All of these
 Fast acting excitation control
 Dynamic breaking
 Fast acting governing system

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