Fuels and Combustion Use of excess of combustion air in the combustion of fuels results in Heat losses None of these Long flame Condensation of water vapour from the fuel gas Heat losses None of these Long flame Condensation of water vapour from the fuel gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of a fuel is characterised by the high __________ in the flue gas. Smoke Oxygen Carbon monoxide Temperature Smoke Oxygen Carbon monoxide Temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Percentage of hydrogen in coke oven gas may be around 45 60 25 10 45 60 25 10 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Water gas constitutes mainly of CH₄ & H₂ CO & N₂ CO₂ & H₂ CO & H₂ CH₄ & H₂ CO & N₂ CO₂ & H₂ CO & H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High sulphur content in a fuel __________ of the flue gases. Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Increases the dew point Both B & C Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Increases the dew point Both B & C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Froth floatation is used for Washing fine coal dust (< 0.5 mm size) Washing lump coal (> 80 mm size) Removing ash from the coal based on difference in specific gravity of coal and ash All of these Washing fine coal dust (< 0.5 mm size) Washing lump coal (> 80 mm size) Removing ash from the coal based on difference in specific gravity of coal and ash All of these ANSWER DOWNLOAD EXAMIANS APP
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