Fuels and Combustion Coke oven gas is a better fuel than blast furnace gas, because of its higher Heat release rate (thus requiring smaller combustion chamber) Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) Adiabatic flame temperature All of these Heat release rate (thus requiring smaller combustion chamber) Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) Adiabatic flame temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not endothermic? Gasification Partial oxidation Reforming Cracking Gasification Partial oxidation Reforming Cracking ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bulk density of pulverised coal may be about __________ kg/m³. 500 100 1500 1000 500 100 1500 1000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The average molecular weight of a flue gas having the composition by volume as CO₂ = 25%, O₂ = 25%, N₂ = 50% will be 27.6 23 47.3 42.9 27.6 23 47.3 42.9 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash increases with increase in its __________ content. All of these Lime and magnesia Iron silicate Iron sulphate All of these Lime and magnesia Iron silicate Iron sulphate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation of coal compared to low temperature carbonisation H₂ content in the coke oven gas is more Yield of ammonia is less Aromatic content of tar is low Calorific value of the coke oven gas is lower H₂ content in the coke oven gas is more Yield of ammonia is less Aromatic content of tar is low Calorific value of the coke oven gas is lower ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS