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Power Systems

Power Systems
Range of accelerating factor is

 1.6 to 1.8
 10.8 to 11.2
 1 to 10
 50 to 100

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Power Systems
Load frequency control is achieved by properly matching the individual machines

  generator ratings.
  turbine inputs.
  reactive powers.
  generated voltages.

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

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

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Power Systems
Making current is a------------ value?

 RMS
 any of the above
 average
 peak value

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Power Systems
A thermal power plant is being supplied with coal having much more ash content than that for which it was designed. Which of its following units needs major modifications

 Pulversing unit.
 Condenser.
 Cooling tower.
 Ash handling unit.

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Power Systems
In an interconnected power system, the most suitable power plant to meet the peak load condition is

 nuclear plant
 pumped storage plant
 thermal plant
 hydro power plant

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