Fuels and Combustion Deficiency of combustion air during combustion of a gaseous fuel Shortens the flame Lengthens the flame Both A & B Causes heat loss of fuel by its partial combustion Shortens the flame Lengthens the flame Both A & B Causes heat loss of fuel by its partial combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of L.D. converter gas is about __________ Kcal/Nm³ . 4500 1800 800 10000 4500 1800 800 10000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The calorific value of natural gas is about __________ kcal/Nm³. 35, 000 10, 000 2500 25, 000 35, 000 10, 000 2500 25, 000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation of coal compared to low temperature carbonisation Yield of ammonia is less H₂ content in the coke oven gas is more Calorific value of the coke oven gas is lower Aromatic content of tar is low Yield of ammonia is less H₂ content in the coke oven gas is more Calorific value of the coke oven gas is lower Aromatic content of tar is low ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas produced by high temperature carbonisation of coal (as compared to that produced by low temperature carbonisation), has Neither A nor B Both A & B Lower hydrogen content Higher calorific value Neither A nor B Both A & B Lower hydrogen content Higher calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ash content in the coke produced from a coking coal having 20% ash may be around __________ percent. 12 18 24 6 12 18 24 6 ANSWER DOWNLOAD EXAMIANS APP
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