Power Systems
The modern trend in electric power generation

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

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Power Systems
An impulse turbine

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

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