Fuels and Combustion Which of the following accentuates clinker-ing trouble on furnace grate burning coal? Low reactivity of carbonised residue containing high proportions of iron & sulphur Thick fire bed and preheated primary air All of these Low forced draught and fuel bed temperature Low reactivity of carbonised residue containing high proportions of iron & sulphur Thick fire bed and preheated primary air All of these Low forced draught and fuel bed temperature ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ionisation potential applied across the electrodes of electrostatic tar precipitator is around 230 V DC 60 KV AC 230 V AC 60 KV DC 230 V DC 60 KV AC 230 V AC 60 KV DC ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following would require maximum amount of % excess air for complete combustion? Pulverised coal Coke oven gas Lump coal (fixed on chain grate) Furnace oil Pulverised coal Coke oven gas Lump coal (fixed on chain grate) Furnace oil ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Moisture loss is determined by the Moisture content of fuel Humidity of combustion air The water formed by combustion reaction Both A and B Moisture content of fuel Humidity of combustion air The water formed by combustion reaction Both A and B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In flue gas analysis by Orsat's apparatus, carbon monoxide is absorbed by Potassium hydroxide None of these Cuprous chloride Alkaline pyrogallol solution Potassium hydroxide None of these Cuprous chloride Alkaline pyrogallol solution ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increases in carbonisation temperature Coke even gas yield increases Methane percentage in the coke oven gas increases Tar yield increases Hydrogen percentage in the coke oven gas decreases Coke even gas yield increases Methane percentage in the coke oven gas increases Tar yield increases Hydrogen percentage in the coke oven gas decreases ANSWER DOWNLOAD EXAMIANS APP
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