Fuels and Combustion Combustion reaction of fuels is a/an __________ reaction. None of these Endothermic Auto catalytic Exothermic None of these Endothermic Auto catalytic Exothermic ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal as compared to high temperature carbonisation __________ produced is less. Yield percentage of coke Free carbon content in tar Difference in gross & net calorific value of the coke oven gas Yield of ammonia present in coke oven gas Yield percentage of coke Free carbon content in tar Difference in gross & net calorific value of the coke oven gas Yield of ammonia present in coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The reaction, C + CO₂ ⟷ 2CO, taking place during coal gasification is called the __________ reaction. n. Neumann reversal Reduction Shift conversion Boudouard Neumann reversal Reduction Shift conversion Boudouard ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Highly caking coals Both B and C Produce strong coke Produce weak coke May damage the coke oven walls during carbonisation Both B and C Produce strong coke Produce weak coke May damage the coke oven walls during carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash generally varies from 1000 to 1700° C. Ash having fusion point less than __________ °C is liable to form clinker. 1250 1100 1350 1400 1250 1100 1350 1400 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal during storage does not decrease its None of these Caking power Oxygen content Calorific value None of these Caking power Oxygen content Calorific value ANSWER DOWNLOAD EXAMIANS APP
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