Fuels and Combustion Pure carbon is completely burnt in oxygen. The flue gas analysis is 70%CO₂, 20%CO and 10%O₂. The percent excess oxygen used is 12.5 0 10 20 12.5 0 10 20 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be More Data insufficient; can't be predicted Less Same More Data insufficient; can't be predicted Less Same ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Tar yield in the low temperature and high temperature carbonisation of dry coal may be respectively __________ percent. 10 & 20 15 & 8 3 & 10 10 & 3 10 & 20 15 & 8 3 & 10 10 & 3 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Furnace oil consumption in a furnace for a given duty employing preheated combination air (at 300° ) may be reduced by about __________ percent as compared to the use of atmospheric combustion air. 35 5 10 20 35 5 10 20 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Orsat apparatus All of these Gives flue gas analysis on dry basis Determines N₂ in flue gas indirectly Can All of these Gives flue gas analysis on dry basis Determines N₂ in flue gas indirectly Can ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Volatile matter content of metallurgical coke may be around __________ percent. 22-26 1-2 30-33 10-15 22-26 1-2 30-33 10-15 ANSWER DOWNLOAD EXAMIANS APP