Power Systems
Where is the draft tube of a hydroelectric plant that is an airtight pipe located

 Near the surge tank.
 In between the runner exhaust and the tail race.
  In between the penstock and runner.
 At the beginning of the penstock.

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

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