Fuels and Combustion Naphthalene is used for making Drug intermediates e.g. β-naphthol Unsaturated polyesters All of these Insecticides (e.g. moth balls) Drug intermediates e.g. β-naphthol Unsaturated polyesters All of these Insecticides (e.g. moth balls) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking time in beehive coke oven is about Two weeks 12 hours One week 2-3 days Two weeks 12 hours One week 2-3 days ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For every 10% increase in the excess air; the fuel consumption increases by __________ percent. 5 10 2 0.1 5 10 2 0.1 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Largest constituent of blast furnace gas is H₂ CO₂ N₂ CO H₂ CO₂ N₂ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following reactions occuring during coal gasification is called the Neumann reversal reaction? CO + H₂O ⟷ CO₂ + H₂ 2CO ⟷ C + CO₂ C + 2H₂O ⟷ CO₂ + 2H₂ C + H₂O ⟷ CO + H₂ CO + H₂O ⟷ CO₂ + H₂ 2CO ⟷ C + CO₂ C + 2H₂O ⟷ CO₂ + 2H₂ C + H₂O ⟷ CO + H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in calorific value of fuels, their adiabatic flame temperatures Decrease May increase or decrease ; depends on the quantity of products of combustion Increase Remain unchanged Decrease May increase or decrease ; depends on the quantity of products of combustion Increase Remain unchanged ANSWER DOWNLOAD EXAMIANS APP
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