Fuels and Combustion Oxygen content in a flue gas was found to be 4%. It implies that excess air used for combustion was around __________ percent. 4 20 40 96 4 20 40 96 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The ratio of maximum adiabatic flame temperature in air to that in pure oxygen is always Unpredicatable > 1 1 Unpredicatable > 1 1 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Weathering of coal during storage causes Reduction in coal size Increase in its friability Decrease in its caking capacity All of these Reduction in coal size Increase in its friability Decrease in its caking capacity All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The ratio of % total carbon obtained in the ultimate analysis of coke and % fixed carbon obtained in the proximate analysis is always < 1 1 Unpredictable > 1 < 1 1 Unpredictable > 1 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of wood gas is about __________ kcal/Nm³. 1500 5400 3300 8500 1500 5400 3300 8500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Out of the following fuels, the difference between gross and net calorific value will be minimum in case of Water gas Natural gas Blast furnace gas Coke oven gas Water gas Natural gas Blast furnace gas Coke oven gas ANSWER DOWNLOAD EXAMIANS APP