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 10 12.5 0 20 10 12.5 0 20 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is coking? Neither A nor B Both A & B Fussain Vitrain Neither A nor B Both A & B Fussain Vitrain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Fat coals' are those coals which have very high Caking capacity Inherent moisture content Fusion point of its ash Volatile matter content Caking capacity Inherent moisture content Fusion point of its ash Volatile matter content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficiency of the combustion of a fuel is judged by the __________ the flue gas. Colour of Temperature of % of O₂in %of CO₂ in Colour of Temperature of % of O₂in %of CO₂ in ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Flue gas from the heating chamber of byproduct coke ovens is removed by Steam ejector Natural draft Induced draft fan Forced draft fan Steam ejector Natural draft Induced draft fan Forced draft fan ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For maximum discharge through a chimney, its height should be Infinitely long 200 meters More than 105.7 metres Equal to the height of the hot gas column producing draught Infinitely long 200 meters More than 105.7 metres Equal to the height of the hot gas column producing draught ANSWER DOWNLOAD EXAMIANS APP