Fuels and Combustion Preheating of coal charge for the coke ovens reduces the All of these Time of carbonisation Yield of gas and tar Fuel consumption in coking All of these Time of carbonisation Yield of gas and tar Fuel consumption in coking ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most important deterrents to an extended use of pulverised coal in boiler firing? Erosion of induced draft fan blades Ash disposal problem Excessive fly-ash discharge from the stack High power consumption in its transportation Erosion of induced draft fan blades Ash disposal problem Excessive fly-ash discharge from the stack High power consumption in its transportation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal tar (produced by high temperature carbonisation) is the main source of Olefins Aromatic compounds Paraffins Alphatic compounds Olefins Aromatic compounds Paraffins Alphatic compounds ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fussain Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal Is friable, charcoal like substance All of these Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal Is friable, charcoal like substance All of these Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main use of soft coke is as __________ fuel. None of these Domestic Foundary Blastfurnace None of these Domestic Foundary Blastfurnace ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having higher volatile matter content, has lower Smoking tendency on burning Ignition temperature Coke oven gas yield on carbonisation Chance of catching fire during storage in open space Smoking tendency on burning Ignition temperature Coke oven gas yield on carbonisation Chance of catching fire during storage in open space ANSWER DOWNLOAD EXAMIANS APP
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