Fuels and Combustion Volumetric ratio of N₂ to O₂ in dry atmospheric air is 0.79 4.76 0.21 3.76 0.79 4.76 0.21 3.76 ANSWER DOWNLOAD EXAMIANS APP
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. 96 20 40 4 96 20 40 4 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Softening temperature of coal ash is a measure of the __________ of coal. Size stability Coking tendency Caking tendency Clinkering tendency Size stability Coking tendency Caking tendency Clinkering tendency ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Optimum preheating temperature for pitch creosote mixture (PCM) which is also termed as C.T.F-200, before atomisation through burners is 200 °F 200 °K 200 °C 200 °R 200 °F 200 °K 200 °C 200 °R ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Weathering of coal during storage causes Increase in its friability Reduction in coal size All of these Decrease in its caking capacity Increase in its friability Reduction in coal size All of these Decrease in its caking capacity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The maximum adiabatic flame temperature in air as compared to that in pure oxygen is Much higher Much lower Either lower or higher, depends on the type of fuel Same Much higher Much lower Either lower or higher, depends on the type of fuel Same ANSWER DOWNLOAD EXAMIANS APP
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