Fuels and Combustion The calorific value of producer gas is around __________ kcal/Nm³ 500 4500 9000 1300 500 4500 9000 1300 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the time of carbonisation at a particular temperature (say 1000°C), the __________ percentage in coke oven gas increases. Hydrogen Unsaturated hydrocarbons Methane All of these Hydrogen Unsaturated hydrocarbons Methane All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following accentuates clinker-ing trouble on furnace grate burning coal? Low forced draught and fuel bed temperature All of these Thick fire bed and preheated primary air Low reactivity of carbonised residue containing high proportions of iron & sulphur Low forced draught and fuel bed temperature All of these Thick fire bed and preheated primary air Low reactivity of carbonised residue containing high proportions of iron & sulphur ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal does not reduce its None of these S & P content Fusion point of ash Heating value None of these S & P content Fusion point of ash Heating value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature carbonisation of coal produces No by-products Soft coke Metallurgical coke Very low calorific value coke oven gas No by-products Soft coke Metallurgical coke Very low calorific value coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of blast furnace gas is about __________ Nm³ /ton of pig iron. 300 2000 10000 5000 300 2000 10000 5000 ANSWER DOWNLOAD EXAMIANS APP
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