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Power Systems

Power Systems
A 3 layer and diameter of each strand is d, then find the total diameter of ACSR conductor?

 5d
 2d
 3d
 d

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Power Systems
When a pumped storage power plant is operated in conjunction with a steam power plant

 chances of the tripping of the system decrease
 the operating cost of the steam plant become optimum
 load factor of the steam plant is increased
All of these

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Power Systems
Plant capacity factor value is

 less than 1
 greater than 1
 1
 0

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Power Systems
A pin type insulator has 100 kV puncture voltage. If 10 kV flash over voltage occurred in a transmission line, then find the safety factor of insulator?

 0.1
 10
 0.001
 1000

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Power Systems
To improve the efficiency of thermal power plant ________________ is placed between boiler and turbine.

  economizer.
  air preheater.
  superheater.
  ash handling point.

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Power Systems
Direct conversion of heat energy into electrical energy is possible through

 Thermal converters.
 Both A and C.
 Fuel or solar cell.
 MHD generator.

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