Fuels and Combustion When the coal is heated in absence of air, it is called its Gasification Deoxidation Carbonisation Coalification Gasification Deoxidation Carbonisation Coalification ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main drawback of supplying more excess air in the combustion of fuel is the High exit flue gas temperature from the furnace Intermittant and uncontrolled combustion of the fuel Enhanced sensible heat loss in the flue gas Excessive power requirement of air blower High exit flue gas temperature from the furnace Intermittant and uncontrolled combustion of the fuel Enhanced sensible heat loss in the flue gas Excessive power requirement of air blower ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High amount of sulphur and phosphorous in coke causes Decrease in its calorific value Increase in its strength None of these Brittleness of steel made by using it Decrease in its calorific value Increase in its strength None of these Brittleness of steel made by using it ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Use of preheated air for combustion of fuel in the furnace, increases the Calorific value of the fuel Flame temperature None of these Scale losses of the furnace stock Calorific value of the fuel Flame temperature None of these Scale losses of the furnace stock ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not used as a binder in coal briquetting? Pitch Line Tar Molasses Pitch Line Tar Molasses ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of the coal blend used for the manufacture of metallurgical coke should be around 48 5 40 21 48 5 40 21 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS