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Power Systems

Power Systems
Ideal plant load cfactor is

 greater than 1
 0
 less than 1
 1

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Power Systems
Non-commercial sources of energy are

 solar, wind and biomass.
None of these
  wood, animal wastes and agricultural wastes.
 fossil fuel, hydro power and nuclear power.

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Power Systems
On a power system network the load is increasing represents the value of impedance

  remains constant.
  none of above.
  increase.
  decrease.

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Power Systems
An isolated synchronous generator with transient reactance equal to 0.1 pu on a 100 MVA base is connected to the high voltage bus through a step up transformer of reactance 0.1 pu on a 100 MVA base. The fault level at the bus is

 200 MVA
 500 MVA
 400 MVA
 100 MVA

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Power Systems
The only place where slip ring induction motors used in thermal power plants is

  lubrication oil pumps.
  coal handling plant.
  conveyors.
  none of above.

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Power Systems
The internal flux linkage due to internal flux of a conductor is

 I/4*10-7 wb-T/m
 I/2*10-7 wb-T/m
All of these
 I/6*10-7 wb-T/m

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