Fuels and Combustion 'Wind loss' resulting from unscientific storage of coal may be the order of about __________ percent. 7.5 2.5 14.5 10.5 7.5 2.5 14.5 10.5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Function of secondary air in pulverised coal firing is to Dry the coal Reduce primary air requirement Transport the coal to the burner Ensure efficient burning of coal around the burner Dry the coal Reduce primary air requirement Transport the coal to the burner Ensure efficient burning of coal around the burner ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bomb calorimeter can be used to determine the __________ of the coal. Sulphur content Both A & B Neither A nor B Calorific value Sulphur content Both A & B Neither A nor B Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of a coal is a measure of its Abradability Porosity Reactivity Agglutinating (binding) properties Abradability Porosity Reactivity Agglutinating (binding) properties ANSWER DOWNLOAD EXAMIANS APP
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 20 0 10 12.5 20 0 10 12.5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest calorific value (kcal/Nm³) ? Natural gas Carburetted water gas Gobar gas LPG Natural gas Carburetted water gas Gobar gas LPG ANSWER DOWNLOAD EXAMIANS APP
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