Fuels and Combustion Volatile matter content in coking coal may be about __________ percent. 1 22 46 7 1 22 46 7 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Combustion of pulverised coal as compared to that of lump coal Can be done with less excess air Develops a non-luminous flame Provides a lower rate of heat release Develops a low temperature flame Can be done with less excess air Develops a non-luminous flame Provides a lower rate of heat release Develops a low temperature flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following accentuates clinker-ing trouble on furnace grate burning coal? Thick fire bed and preheated primary air Low forced draught and fuel bed temperature Low reactivity of carbonised residue containing high proportions of iron & sulphur All of these Thick fire bed and preheated primary air Low forced draught and fuel bed temperature Low reactivity of carbonised residue containing high proportions of iron & sulphur All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Compound coke ovens are those which can be heated by Both B and C Both steam and electrical power Lean gas (e.g., B.F. gas) Rich gas (e.g., coke oven gas) Both B and C Both steam and electrical power Lean gas (e.g., B.F. gas) Rich gas (e.g., coke oven gas) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Adiabatic flame temperature of a fuel is dependent on the initial temperature of Neither A nor B Fuel Air Both A & B Neither A nor B Fuel Air Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Fat coals' are those coals which have very high Fusion point of its ash Inherent moisture content Volatile matter content Caking capacity Fusion point of its ash Inherent moisture content Volatile matter content Caking capacity ANSWER DOWNLOAD EXAMIANS APP
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