Power Systems
Binary vapor cycle are used for

  improving the plant efficiency.
  increasing the turbine efficiency.
  improving the condenser performance.
All of these

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Power Systems
The modern trend in electric power generation

 to have large size thermal plant located near coal fields.
 to have large size thermal plants near load centre.
 to have large number of small size thermal plants located at different places.
  none of above.

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Power Systems
An impulse turbine

  operates by initial complete conversion to kinetic energy.
 makes use of a draft tube.
 is most suited for low head and high discharge power plants.
 always operates submerged.

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Power Systems
Which of the following statements is true? Corona loss increases with

 decrease in conductor size and decrease in supply frequency
 increase in conductor size and decrease in supply frequency
 decrease in conductor size and increase in supply frequency
 increase in conductor size and increase in supply frequency

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