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Power Systems

Power Systems
Nuclear reactors usually employ

 fusion.
 none of above.
  fission.
 both of A and B.

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Power Systems
Storage requirement can be determined from

 mass Curve.
 hydro-graph.
  both B and C.
 flow duration curve.

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Power Systems
A transmission line has an impedance of (2+j6) Ω has voltage regulation of 10% at a load power factor of 0.8 lag. Find the voltage regulation for a load of 0.6 lead

 6.92%
 -10%
 10%
 -6.92%

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Power Systems
Which of the following decides the insulation level of 400 kV, EHV line?

 lighting voltage
 skin effect
 radio interference
 switching over voltage

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Power Systems
A Pelton wheel turbine having a rated speed of 300 rpm is connected to an alternator to produce power at 50 Hz. The number of poles required in the alternator is

 8
 20
 4
 10

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Power Systems
Electrostatic precipitators in thermal power plants are used for

 removal of ash from flue gas
 remove moisture from the cole
All of these
 control flow rate

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