Fuels and Combustion Efficiency of the combustion of a fuel is judged by the __________ the flue gas. % of O₂in Temperature of Colour of %of CO₂ in % of O₂in Temperature of Colour of %of CO₂ in ANSWER DOWNLOAD EXAMIANS APP
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 Natural draught produced by a chimney depends upon the Density of the chimney gases Both A & B Height of the chimney Neither A nor B Density of the chimney gases Both A & B Height of the chimney Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal as compared to high temperature carbonisation __________ produced is less. Difference in gross & net calorific value of the coke oven gas Free carbon content in tar Yield of ammonia present in coke oven gas Yield percentage of coke Difference in gross & net calorific value of the coke oven gas Free carbon content in tar Yield of ammonia present in coke oven gas Yield percentage of coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Nitrogen present in the flue gas is determined in the orsat apparatus by absorbing it in None of these Pyrogallol solution KOH Ammoniacal cuprous chloride None of these Pyrogallol solution KOH Ammoniacal cuprous chloride ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which is the heaviest fuel gas out of the following? Carburetted water gas Coke oven gas Blast furnace gas Water gas Carburetted water gas Coke oven gas Blast furnace gas Water gas ANSWER DOWNLOAD EXAMIANS APP
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