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 C + H₂O ⟷ CO + H₂ 2CO ⟷ C + CO₂ C + 2H₂O ⟷ CO₂ + 2H₂ CO + H₂O ⟷ CO₂ + H₂ C + H₂O ⟷ CO + H₂ 2CO ⟷ C + CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion As the C/H ratio of the fuel increases, the amount of CO₂ formed on combustion __________ for the same percentage of excess air. May increase or decrease depending on the type of fuel Decreases Increases Remains same May increase or decrease depending on the type of fuel Decreases Increases Remains same ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Grindability index of a coal is 100. It implies that the Power consumption in grinding the coal will be very high Coal can be easily pulverised Coal can be pulverised with great difficulty Coal can't be pulverised Power consumption in grinding the coal will be very high Coal can be easily pulverised Coal can be pulverised with great difficulty Coal can't be pulverised ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas constitutes mainly of CH₄ & CO H₂ & CO₂ H₂ & CO H₂ & CH₄ CH₄ & CO H₂ & CO₂ H₂ & CO H₂ & CH₄ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a manufactured fuel ? Bagasse Semi-coke Furnace oil Kerosene Bagasse Semi-coke Furnace oil Kerosene ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of producer gas is around __________ kcal/Nm³ 4500 9000 1300 500 4500 9000 1300 500 ANSWER DOWNLOAD EXAMIANS APP