Sometimes water is sprayed during coal charging in the coke oven, which helps in
A. Prevention of clinker formation in the oven
B. Controlling the dust nuisance while charging the coal
C. Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H2 in the gas (due to the endothermic reaction represented by C + H2O = CO + H2)
D. All of the above
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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