Fuels and Combustion Caking index of coal blend used for blast furnace coke making is about 8 36 22 12 8 36 22 12 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main drawback of supplying more excess air in the combustion of fuel is the Excessive power requirement of air blower Intermittant and uncontrolled combustion of the fuel Enhanced sensible heat loss in the flue gas High exit flue gas temperature from the furnace Excessive power requirement of air blower Intermittant and uncontrolled combustion of the fuel Enhanced sensible heat loss in the flue gas High exit flue gas temperature from the furnace ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is used for making the explosive 'TNT'? Pyridine Cerosote Benzol Toluene Pyridine Cerosote Benzol Toluene ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion To avoid fire by spontaneous combustion of coal due to its low temperature oxidation, it should be stored in Closed space without any ventilation facility Fine sizes without the presence of any lump Shallow and small piles Large heaps with small surface to volume ratio Closed space without any ventilation facility Fine sizes without the presence of any lump Shallow and small piles Large heaps with small surface to volume ratio ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas is a better fuel than blast furnace gas, because of its higher All of these Adiabatic flame temperature Heat release rate (thus requiring smaller combustion chamber) Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) All of these Adiabatic flame temperature Heat release rate (thus requiring smaller combustion chamber) Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of stored coal results in the Increase in its oxygen content Decrease in its caking power & calorific value All of these Decrease in its carbon & hydrogen content Increase in its oxygen content Decrease in its caking power & calorific value All of these Decrease in its carbon & hydrogen content ANSWER DOWNLOAD EXAMIANS APP