Fuels and Combustion
Which of the following is not applicable to fluidised bed combustion of coal?

Less heat transfer surface area is required in boilers
None of these
It achieves higher fuel combustion efficiency
It can not burn low grade coal

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Fuels and Combustion
Combustion of pulverised fuel

Suppresses the discharge of fine dust and grit into atmosphere
In a metallurgical furnace does not contaminate the product in the furnace by ash from fuel
All of these
Requires larger combustion chamber than rich gaseous fuel

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