Fuels and Combustion During combustion of a gaseous fuel, the presence of a non-luminous flame is an indication of the Incomplete combustion Complete combustion High oxygen in flue gas None of these Incomplete combustion Complete combustion High oxygen in flue gas None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Abrasion index of blast furnace coke should be around __________ percent. 80 55 20 35 80 55 20 35 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Explosion limit of blast furnace gas is 37 to 71% gas in gas-air mixture. It means that the blast furnace gas will explode when burnt in a confined space, if its concentration in the gas-air mixture is __________ percent. None of these In between 37 & 71% < 37% >71% None of these In between 37 & 71% < 37% >71% ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Softening temperature of coal ash is a measure of the __________ of coal. Clinkering tendency Coking tendency Size stability Caking tendency Clinkering tendency Coking tendency Size stability Caking tendency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in C/H ratio of a fuel, the amount of CO₂ formed on its complete combustion Remains same Either A or B, depends on other factors Decreases Increases Remains same Either A or B, depends on other factors Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas after passing through return electrostatic tar precipitator (RETP) is used for the Steel ladle drying Coke oven battery heating Hot scarfing of steel slabs Mixing with blast furnace gas Steel ladle drying Coke oven battery heating Hot scarfing of steel slabs Mixing with blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS