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Power Systems

Power Systems
Which of the following quantities are to be calculated for generator bus?

 δ and V
 Q and δ
 P and V
 P and Q

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Power Systems
In a steam power plant, the feed water coming to the economizer is heated plant the feed water coming to the economizer is heated using

  flue gas.
 direct heat in the furnace.
 LP steam.
 HP steam.

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Power Systems
In a thermal power plant, which of its following components needs maximum maintenance attention

 Condenser.
 Steam turbine.
 Boiler.
 Super heater.

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Power Systems
Calorific value of solid fuel is expressed as

  Cal / lt.
  KCal / lt.
  KCal / gm.
  Cal / gm.

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Power Systems
The power generated by two plants are; P1 = 50 MW, P2 = 40 MW. If the loss coefficients are B11 = 0.001, B22 = 0.0025 and B12 = -0.0005, then power loss will be

 4.5 MW
 6.5 MW
 8.5 MW
 5.5 MW

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Power Systems
Transmission line parameters of the short transmission line are

 1,0,Y,1
 1,Z,0,1
 1,Z,Y,1
 Z,0,Y,1

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