Fuels and Combustion Flue gas from the heating chamber of byproduct coke ovens is removed by Forced draft fan Induced draft fan Natural draft Steam ejector Forced draft fan Induced draft fan Natural draft Steam ejector ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following combustibles is absent in blast furnace gas? None of these CO H₂ CH₄ None of these CO H₂ CH₄ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest gross calorific value? Coke oven gas Carburetted water gas Oil refinery gas Blast furnace gas Coke oven gas Carburetted water gas Oil refinery gas Blast furnace gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the temperature of carbonisation of coal Calorific value of the coke oven gas decreases due to cracking of hydrocarbons which is not compensated by increase in CO & H? content All of these Hydrogen content of coke oven gas increases due to cracking of hydrocarbons Methane content in the coke oven gas decreases and carbon monoxide content increases Calorific value of the coke oven gas decreases due to cracking of hydrocarbons which is not compensated by increase in CO & H? content All of these Hydrogen content of coke oven gas increases due to cracking of hydrocarbons Methane content in the coke oven gas decreases and carbon monoxide content increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High temperature in gasification of coal favours Low production of CO₂ Both B and C High production of CO₂ High production of CO Low production of CO₂ Both B and C High production of CO₂ High production of CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The main advantage of forced draft over natural draft is that Combustion of fuel is complete All of these Smaller height chimney can be used Furnace control is easier Combustion of fuel is complete All of these Smaller height chimney can be used Furnace control is easier ANSWER DOWNLOAD EXAMIANS APP