Fuels and Combustion Blast furnace gas compared to coke oven gas has Narrower limit of inflammability Lower ignition temperature Lower theoretical flame temperature Higher calorific value Narrower limit of inflammability Lower ignition temperature Lower theoretical flame temperature Higher calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of coke oven gas in low temperature carbonisation of coal is about __________ Nm³ /ton of dry coal. 60 750 500 160 60 750 500 160 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 Low forced draught and fuel bed temperature All of these Low reactivity of carbonised residue containing high proportions of iron & sulphur Thick fire bed and preheated primary air Low forced draught and fuel bed temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the oxygen content of the coal, its __________ decreases. Caking power Neither A nor B Both A & B Calorific value Caking power Neither A nor B Both A & B Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Orsat apparatus is meant for Gravimetric analysis of flue gas Finding out combustion efficiency Direct determination of nitrogen in flue gas by absorbing it in ammoniacal cuprous chloride None of these Gravimetric analysis of flue gas Finding out combustion efficiency Direct determination of nitrogen in flue gas by absorbing it in ammoniacal cuprous chloride None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Cannel coal and boghead coal are the examples of Humic coals Liptobiolites None of these Sapropelic coals Humic coals Liptobiolites None of these Sapropelic coals ANSWER DOWNLOAD EXAMIANS APP
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