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Power Systems

Power Systems
Attenuation occurs due to

 both 1 and 3
 conductance
 resistance
 inductance

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

 Otto cycle
 Rankine cycle
 Bell-Coleman cycle
 Carnot cycle

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Power Systems
A transmission line has surge impedance of 400 Ω, operating at Vs = Vr = 400 kV line is compensated with a shunt capacitance of 30%. Find the surge impedance loading with compensation?

 386 MW
 400 MW
 478 MW
 456 MW

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Power Systems
The fact that current density is higher at the surface when compared to centre is known as

All of these
 carona
 skin effect
 proximity effect

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Power Systems
Ships are usually supplied power by

 Hydraulic turbine.
  Diesel engine.
 None of above.
 Steam accumulator.

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Power Systems
The commercial sources of energy are

 wood, animal wastes and agricultural wastes.
  fossile fuels and radioactive substances.
 solar, wind, biomass.
 none of above.

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