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Power Systems

Power Systems
If the penalty factor of a plant is unity, its incremental transmission loss is

 -1
 1
None of these
 0

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Power Systems
On which one of the following cycles does a modern steam power plat work

  Rankine cycle.
 Carnot cycle.
 Bell - Coleman cycle.
 Otto cycle.

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Power Systems
Mercury is choice with steam in binary vapor cycle because

 higher critical temperature and pressure.
 higher saturation temperature than other fluids.
  all of above.
 relative low vaporization pressure.

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Power Systems
A diesel power station has fuel consumption of 0.28 Kg per kWh. The calorific value of fuel is being 10000 KCal / kg. Determine the overall efficiency

 40 %.
  30.7 %.
 40.85 %.
  30.26 %.

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

 three
 two
 one
 six

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Power Systems
Peterson coil is used in case of transmission line for

 increase the voltage level
 reduce ferranti effect
 improve power factor
 compensation of arcing grounds

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