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Power Systems

Power Systems
In Francis turbine runner, the number blades is usually of the order of

 3 - 6.
  16 - 24.
 12 - 14.
 6 - 8.

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Power Systems
The flow duration curve at a given head of a hydroelectric plant is used to determine

 diversity factor for the plant.
 load factory at the plant.
 total units of energy available.
  total power available at the site.

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Power Systems
The essential requirement(s) for power plants to be operated as peak load plants are

All of these
 Capability of quick starts.
 Quick response to load variation.
 Low capital cost.

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Power Systems
Aluminium is now most commonly employed conductor material in transmission lines than copper because

 it is cheaper and lighter
 costlier
 it is more conductive
 its tensile strength is more

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Power Systems
Critical mass of the fuel is the amount required to make the multiplication factor

 less than 1.
 more than 1.
  equal to factor.
 0.5.

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Power Systems
As the frequency of the system is increased, the charging MVAR

 remains unaffected
 decreases
None of these
 increases

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