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POWER SYSTEMS

Power Systems
The steam power plant efficiency can be improved by

 decreasing the load on the plant.
 burning large amount of coal.
 using large quantity of water.
  using high temperature and high pressure steam.

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Power Systems
Mercury is choice with steam in binary vapor cycle because

 higher saturation temperature than other fluids.
 relative low vaporization pressure.
  all of above.
 higher critical temperature and pressure.

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Power Systems
In a thermal power plants, pressure in the working fluid cycle is developed by

  feed water pump.
 turbine.
 superheater.
 condenser.

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Power Systems
In a regenerative cycle, feed water is heated by

 exhaust gas.
  drained steam from turbine.
 all of above.
 heaters.

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Power Systems
Reheat cycle in thermal power plant is used to

 improve condenser performance.
 utilize heat of flue gases.
 reduce loss of heat.
  increase thermal efficiency.

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