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Power Systems

Power Systems
India’s largest thermal power station is located at

 Sarni.
 Neyveli.
 Chandrapur.
 Kota.

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Power Systems
A transmission line is operating under no load has ABCD parameters B = 100∠90° has a phase shift of 0.2 rad, how much shunt reactor is required for compensation of ferranti effect?

 2 mH
 15.9 H
 15.9 mH
 2 H

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Power Systems
Offset mho relay is used for the protection of equipment when

 either 1 or 2
None of these
 loss of excitation of the generator
 failure of prime mover of the generator

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Power Systems
Which of the following circuit breakers produce least arc energy?

  Air blast CB.
 Minimum oil CB.
 Air break CB.
 Plain oil CB.

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Power Systems
A coal fired steam power station working at a plant factor of 80% has one 500 MW generating unit. If the heat content of coal is 2 kWh/kg, the overall plant efficiency is 40% and a train load of coal is 2000 metric tons, then the number of trains required daily for the plant is

 2
 16
 10
 6

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Power Systems
Graphite is use din nuclear plant as a / an

 electrode.
 fuel.
  moderator.
 coolant.

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