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Power Systems

Power Systems
More efficient plants are used as

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

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Power Systems
A thermal generating station has an installed capacity of 15 MW and supplies a daily load of 10 MW for 12 hours and 5 MW for remaining 12 hours. The plant capacity factor for the station is

 0.5
 0.6
 1
 0.75

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

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

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Power Systems
Mho relay is used for protection of

  none of these.
  medium lines.
  short lines.
  long lines.

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Power Systems
Pipes carrying steam are generally of

 cast iron.
  steel.
 cobalt.
 aluminium.

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Power Systems
For complete protection of 3-phase system from the short circuit faults minimum number of relays required are

 six
 two
 one
 three

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