Fuels and Combustion Percentage of nitrogen in blast furnace gas may be around 80 55 25 5 80 55 25 5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Weathering of coal during storage causes All of these Increase in its friability Reduction in coal size Decrease in its caking capacity All of these Increase in its friability Reduction in coal size Decrease in its caking capacity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The ratio of maximum adiabatic flame temperature in air to that in pure oxygen is always > 1 Unpredicatable 1 > 1 Unpredicatable 1 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During its calorific value determination by bomb calorimeter, coal is combusted by Air Oxygen enriched air None of these Oxygen Air Oxygen enriched air None of these Oxygen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Preheating of coal charge for the coke ovens reduces the Yield of gas and tar Time of carbonisation All of these Fuel consumption in coking Yield of gas and tar Time of carbonisation All of these Fuel consumption in coking ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High excess air in combustion of fuels results in Incomplete combustion Increased fuel consumption None of these Smoky flame Incomplete combustion Increased fuel consumption None of these Smoky flame ANSWER DOWNLOAD EXAMIANS APP
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