Power Systems
A power station supplies the peak load of 50 MW, 40 MW and 70 MW to three localities. The annual load factor is 0.50 p.u. and the diversity factor of the load at the station is 1.55 the maximum demand on the station and average load respectively will be

 57.5 MW.
 52 MW.
 53 MW.
  51.61 MW.

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Power Systems
In coal fired thermal power stations, what are the electrostatic precipitators used for?

 To keep the air heaters clean
All of these
 To collect the dust particles from the flue gases
 To remove dust particles setting on the bus bar conductors in the station switch yard

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