Fuels and Combustion Which of the following has the least calorific value (kcal/Nm³) ? Coke oven gas Natural gas Blast furnace gas Sewage gas Coke oven gas Natural gas Blast furnace gas Sewage gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Supply of excess air for complete combustion of fuel is necessitated to facilitate Its thorough mixing with air Attainment of high temperature None of these Attainment of chemical equilibrium Its thorough mixing with air Attainment of high temperature None of these Attainment of chemical equilibrium ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ash content in the middling coal (a byproduct of coal washeries) in India ranges between __________ percent. 35 to 45 55 to 75 75 15 to 25 35 to 45 55 to 75 75 15 to 25 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Largest constituent of coke oven gas is CH₄ N₂ CO₂ H₂ CH₄ N₂ CO₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not used as a binder in coal briquetting? Molasses Line Tar Pitch Molasses Line Tar Pitch ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Furnace oil consumption in a furnace for a given duty employing preheated combination air (at 300° ) may be reduced by about __________ percent as compared to the use of atmospheric combustion air. 20 10 35 5 20 10 35 5 ANSWER DOWNLOAD EXAMIANS APP
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