Fuels and Combustion 'Fat coals' are those coals which have very high Volatile matter content Caking capacity Inherent moisture content Fusion point of its ash Volatile matter content Caking capacity Inherent moisture content Fusion point of its ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gross calorific value will be equal to the net calorific value for CO C₂H₆ C₂H₂ H₂ CO C₂H₆ C₂H₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion When steam is passed over coal resulting in the endothermic reaction represent by, C + H₂O = CO + H₂, it is called the __________ of coal. Oxidation Gasification Coalification Carbonisation Oxidation Gasification Coalification Carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fuel gases containing hydrocarbons (ie.g. coke oven gas) are not preheated before burning, mainly because There are chances of explosion during preheating The hydrocarbons crack thereby choking and fouling the heat transfer surface by carbon soot It reduces its flame temperature tremendously It reduces its calorific value tremendously There are chances of explosion during preheating The hydrocarbons crack thereby choking and fouling the heat transfer surface by carbon soot It reduces its flame temperature tremendously It reduces its calorific value tremendously ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas is produced by the __________ of cown dung. Hydrogenation Fermentation Oxidation None of these Hydrogenation Fermentation Oxidation None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Atomising steam to fuel oil ratio in a burner should be around 1.5 0.5 2.5 3.5 1.5 0.5 2.5 3.5 ANSWER DOWNLOAD EXAMIANS APP