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 + H₂O ⟷ CO + H₂ C + 2H₂O ⟷ CO₂ + 2H₂ CO + H₂O ⟷ CO₂ + H₂ 2CO ⟷ C + CO₂ C + H₂O ⟷ CO + H₂ C + 2H₂O ⟷ CO₂ + 2H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A good coking coal should have high __________ content. Sulphur & phosphorus Ash None of these Moisture Sulphur & phosphorus Ash None of these Moisture ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Natural draft created by the chimney depends upon Neither A nor B Its height Temperature of the flue gas Both A & B Neither A nor B Its height Temperature of the flue gas Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Highly reactive coke have lower Critical air blast (CAB) value Porosity Coke reactivity index (CRI) Both B and C Critical air blast (CAB) value Porosity Coke reactivity index (CRI) Both B and C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Undercharging of coal in the by-product coke ovens results in Increase in the c.v. of coke oven gas Decrease in the c.v. of coke oven gas Increase in its throughput No change in the c.v. of coke oven gas Increase in the c.v. of coke oven gas Decrease in the c.v. of coke oven gas Increase in its throughput No change in the c.v. of coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Wood charcoal is obtained by the destructive distillation of wood. It is used in the production of activated carbon, which is not used for the Solvent recovery from air and gases Absorption of gases and vapor Decolourisation of sugar Electrode manufacture Solvent recovery from air and gases Absorption of gases and vapor Decolourisation of sugar Electrode manufacture ANSWER DOWNLOAD EXAMIANS APP
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