Fuels and Combustion Main use of hard coke produced by high temperature carbonisation is in the Domestic ovens Cupola in foundaries Iron blast furnace Sinter making Domestic ovens Cupola in foundaries Iron blast furnace Sinter making ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher percentage of ash in coal meant for the production of metallurgical grade coke Causes brittleness in steel Decreases the abrasion resistance of coke None of these Decreases the hardness of coke Causes brittleness in steel Decreases the abrasion resistance of coke None of these Decreases the hardness of coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Removal of hydrogen from coke oven gas Increases its calorific value Decreases its calorific value Is not possible on commerical scale Does not alter its calorific value Increases its calorific value Decreases its calorific value Is not possible on commerical scale Does not alter its calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal tar (produced by high temperature carbonisation) is the main source of Aromatic compounds Olefins Paraffins Alphatic compounds Aromatic compounds Olefins Paraffins Alphatic compounds ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A sooty flame can be made non-luminous by Admitting more gas Shutting gas supply Admitting more air Shutting air supply Admitting more gas Shutting gas supply Admitting more air Shutting air supply ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Largest constituent of coke oven gas is CH₄ H₂ N₂ CO₂ CH₄ H₂ N₂ CO₂ ANSWER DOWNLOAD EXAMIANS APP
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