Coal containing large quantity of __________ are difficult to wash.
A. Ash
B. Inherent mineral matter
C. Free impurities
D. Volatile matter
Answer: Option B
This Question Belongs to Chemical Engineering >> Fuels And Combustion
Related Questions on Fuels and Combustion
Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases.
A. CO content
B. Dew point
C. CO2 content
D. O2 content
High sulphur content in a fuel __________ of the flue gases.
A. Decreases the dew point
B. Increases the dew point
C. Reduces the combustion efficiency by limiting the permissible temperature reduction
D. Both B & C
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A. Pitch and creosote oil
B. Light oil and pitch
C. Anthracene and crecosote oil
D. Solar oil and pitch
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