Pick out the wrong statement.
A. Angle of repose of coal increases with its increasing size
B. Specific gravity of coal increases with its increasing maturity
C. Refractive index and reflectance of coal increases with the increasing rank of coal
D. Specific heat of coal decreases with increases in the volatile matter and decrease in the C/H ratio of coal
Answer: Option D
This Question Belongs to Chemical Engineering >> 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
Coal tar fuel - 200 (CTF 200) is a mixture of
A. Pitch and creosote oil
B. Light oil and pitch
C. Anthracene and crecosote oil
D. Solar oil and pitch
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