Fuels and Combustion Percentage of nitrogen in blast furnace gas may be around 5 25 80 55 5 25 80 55 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Oxygen content in a flue gas was found to be 4%. It implies that excess air used for combustion was around __________ percent. 20 96 4 40 20 96 4 40 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The weathering index of a coal Is a measure of its size stability, when stored & exposed to weather Is related to its calorific value Gives an idea of the fusion temperature of ash Is a measure of its caking tendency Is a measure of its size stability, when stored & exposed to weather Is related to its calorific value Gives an idea of the fusion temperature of ash Is a measure of its caking tendency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Naphthalene is removed from coke oven gas by Adsorbing on bog iron bed None of these Scrubbing with wash oil (a petroleum product) Absorbing in vetro-coke solution Adsorbing on bog iron bed None of these Scrubbing with wash oil (a petroleum product) Absorbing in vetro-coke solution ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction? C + 2H₂O ⟷ CO₂ + 2H₂ CO + H₂O ⟷ CO₂ + H₂ 2CO ⟷ C + CO₂ C + H₂O ⟷ CO + H₂ C + 2H₂O ⟷ CO₂ + 2H₂ CO + H₂O ⟷ CO₂ + H₂ 2CO ⟷ C + CO₂ C + H₂O ⟷ CO + H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which will have the least volatile matter and hence will be the most difficult to ignite? Semi-bituminous coal Coke Aanthracite Bituminous coal Semi-bituminous coal Coke Aanthracite Bituminous coal ANSWER DOWNLOAD EXAMIANS APP
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