Fuels and Combustion In high temperature carbonisation of coal compared to low temperature carbonisation Aromatic content of tar is low Calorific value of the coke oven gas is lower Yield of ammonia is less H₂ content in the coke oven gas is more Aromatic content of tar is low Calorific value of the coke oven gas is lower Yield of ammonia is less H₂ content in the coke oven gas is more ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction? C + H₂O ⟷ CO + H₂ CO + H₂O ⟷ CO₂ + H₂ C + 2H₂O ⟷ CO₂ + 2H₂ 2CO ⟷ C + CO₂ C + H₂O ⟷ CO + H₂ CO + H₂O ⟷ CO₂ + H₂ C + 2H₂O ⟷ CO₂ + 2H₂ 2CO ⟷ C + CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following combustibles is absent in blast furnace gas? CO CH₄ H₂ None of these CO CH₄ H₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Wobbe index' is a characteristic of Fat coals Solid fuels Liquid fuels Gaseous fuels Fat coals Solid fuels Liquid fuels Gaseous fuels ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas is a better fuel than blast furnace gas, because of its higher Heat release rate (thus requiring smaller combustion chamber) Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) Adiabatic flame temperature All of these Heat release rate (thus requiring smaller combustion chamber) Calorific value, cleanliness and relatively low distribution cost (due to its low specific gravity) Adiabatic flame temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is coking? Neither A nor B Vitrain Both A & B Fussain Neither A nor B Vitrain Both A & B Fussain ANSWER DOWNLOAD EXAMIANS APP
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