Fuels and Combustion 'Fat coals' are those coals which have very high Caking capacity Fusion point of its ash Volatile matter content Inherent moisture content Caking capacity Fusion point of its ash Volatile matter content Inherent moisture content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The gas which contributes maximum to the heating value of natural gas is H₂ CH₄ CO₂ CO H₂ CH₄ CO₂ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion L.D. converter gas (produced in steel plant) comprises mainly of CO₂ & H₂ CO₂ & O₂ CO (upto 65%) & CO₂ CO & O₂ CO₂ & H₂ CO₂ & O₂ CO (upto 65%) & CO₂ CO & O₂ 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 The most matured coal out of the following is Semi-anthracite Sub-bituminous Lignite Bituminous Semi-anthracite Sub-bituminous Lignite Bituminous ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of coke oven gas is around __________ Kcal/Nm³. 2000 900 7500 4200 2000 900 7500 4200 ANSWER DOWNLOAD EXAMIANS APP
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