Fuels and Combustion Abrasion index of blast furnace coke should be around __________ percent. 80 35 55 20 80 35 55 20 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fussain All of these Is friable, charcoal like substance 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 All of these Is friable, charcoal like substance 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 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coals used for the generation of producer gas should have High caking index High volatile matter content Low fusion point of ash Very low ash content (8-10%) High caking index High volatile matter content Low fusion point of ash Very low ash content (8-10%) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In general, the limit of inflammability/explosion limit of fuel gases is widened by the Increase in temperature (i.e. preheating) Increase in gas pressure Use of pure oxygen for combustion instead of air All of these Increase in temperature (i.e. preheating) Increase in gas pressure Use of pure oxygen for combustion instead of air All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of __________ in a dry gaseous fuel does not contribute to its calorific value. Sulphur Carbon Oxygen Hydrogen Sulphur Carbon Oxygen Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In Lurgi coal gasifier, Coking coals cannot be used Larger quantity of coal can be processed Low carbon conversion efficiency is achieved Entrainment of solids is higher Coking coals cannot be used Larger quantity of coal can be processed Low carbon conversion efficiency is achieved Entrainment of solids is higher ANSWER DOWNLOAD EXAMIANS APP
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