Fuels and Combustion Removal of hydrogen from coke oven gas Decreases its calorific value Is not possible on commerical scale Does not alter its calorific value Increases its calorific value Decreases its calorific value Is not possible on commerical scale Does not alter its calorific value Increases its calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Dry air requirement for burning 1 Nm³ of CO to CO₂ may be around __________ Nm³. 0.87 1.75 11.4 2.4 0.87 1.75 11.4 2.4 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The ratio of maximum adiabatic flame temperature in air to that in pure oxygen is always 1 > 1 Unpredicatable 1 > 1 Unpredicatable ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Net calorific value is the gross calorific value less the __________ heat of water in the product of combustion when cooled to 15°C. Sensible Sensible and latent Latent None of these Sensible Sensible and latent Latent None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most reactive (as regards the formation of CO + H₂ from C + H₂O) ? Blast furnace coke Anthracite coal Sub-bituminous coal Low temperature coke Blast furnace coke Anthracite coal Sub-bituminous coal Low temperature coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volumetric ratio of N₂ to O₂ in dry atmospheric air is 4.76 3.76 0.21 0.79 4.76 3.76 0.21 0.79 ANSWER DOWNLOAD EXAMIANS APP
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