Fuels and Combustion Blast furnace gas burns with a bluish flame, because of the presence of S CO₂ CH₄ CO S CO₂ CH₄ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of coal blend used for blast furnace coke making is about 8 12 36 22 8 12 36 22 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion When steam is passed over coal resulting in the endothermic reaction represent by, C + H₂O = CO + H₂, it is called the __________ of coal. Coalification Gasification Oxidation Carbonisation Coalification Gasification Oxidation Carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High ash containing coke Produces more slag when used in the blast furnace Has poor strength and abrasion resistance None of these Is desirable in producer gas manufacture Produces more slag when used in the blast furnace Has poor strength and abrasion resistance None of these Is desirable in producer gas manufacture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which will have the least volatile matter and hence will be the most difficult to ignite? Semi-bituminous coal Bituminous coal Coke Aanthracite Semi-bituminous coal Bituminous coal Coke Aanthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a by-product recovered in a high temperature coal carbonisation plant? Pitch-cresosote mixture (PCM) Napthalene Benzol Ethylene Pitch-cresosote mixture (PCM) Napthalene Benzol Ethylene ANSWER DOWNLOAD EXAMIANS APP