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Power Systems

Power Systems
Which of the following is/are base load plants?

 nuclear plants
All of these
 hydro plants
 thermal plants

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Power Systems
If, for a given alternator in economic operation mode, the incremental cost is given by (0.012 P + 8) Rs/MWh, dPL/dP = 0.2 and plant λ = 25, then power generation is

 1500 MW
 1000 MW
 750 MW
 1250 MW

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Power Systems
The area under a flow duration curve represents

 maximum rate of run-off during the period.
 total of units of energy available.
  total quantity of run-off during that period.
 total power available.

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Power Systems
Critical disruptive voltage is a voltage at which

 corona is visible with blue or violet colour
 nether 1 nor 2
 both 1 and 2
 corona is just initiated

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Power Systems
High capacity generators and motors are of

 star connected with grounding network
 star connected network
 delta connected network
 any of the above

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Power Systems
Capacitance voltage transformer ( CVT ) is used to

 connect instruments on the LT side.
  improve the power factor of the transmission.
 none of these.
 reduce losses in a transmission line.

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