Fuels and Combustion Coke ovens in steel plant are heated by Both B & C Mixed gas Coke oven gas Electricity Both B & C Mixed gas Coke oven gas Electricity ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Tar yield in the low temperature and high temperature carbonisation of dry coal may be respectively __________ percent. 10 & 3 10 & 20 3 & 10 15 & 8 10 & 3 10 & 20 3 & 10 15 & 8 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Power alcohol as compared to straight run gasoline has lower Viscosity Octane number Specific gravity Calorific value Viscosity Octane number Specific gravity Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Explosion limit of blast furnace gas is 37 to 71% gas in gas-air mixture. It means that the blast furnace gas will explode when burnt in a confined space, if its concentration in the gas-air mixture is __________ percent. < 37% >71% None of these In between 37 & 71% < 37% >71% None of these In between 37 & 71% ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon Requires smaller combustion space and less secondary air None of these Is less liable to spontaneous combustion on storage Is more difficult to ignite and produces a shorter flame Requires smaller combustion space and less secondary air None of these Is less liable to spontaneous combustion on storage Is more difficult to ignite and produces a shorter flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion When the coal is heated in absence of air, it is called its Deoxidation Gasification Coalification Carbonisation Deoxidation Gasification Coalification Carbonisation ANSWER DOWNLOAD EXAMIANS APP
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