Fuels and Combustion If the specific heat of gaseous products of combustion of a fuel is high, the abiabatic flame temperature will be Very high, if the fuel is of low calorific value None of these High Low Very high, if the fuel is of low calorific value None of these High Low ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas is a very poisonous gas because of its predominantly high __________ content. CH₄ H₂O CO₂ CO CH₄ H₂O CO₂ CO 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. >71% None of these < 37% In between 37 & 71% >71% None of these < 37% In between 37 & 71% ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke oven gas after passing through return electrostatic tar precipitator (RETP) is used for the Mixing with blast furnace gas Steel ladle drying Hot scarfing of steel slabs Coke oven battery heating Mixing with blast furnace gas Steel ladle drying Hot scarfing of steel slabs Coke oven battery heating ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increases in carbonisation temperature Coke even gas yield increases Methane percentage in the coke oven gas increases Hydrogen percentage in the coke oven gas decreases Tar yield increases Coke even gas yield increases Methane percentage in the coke oven gas increases Hydrogen percentage in the coke oven gas decreases Tar yield increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In Lurgi coal gasifier, Larger quantity of coal can be processed Entrainment of solids is higher Coking coals cannot be used Low carbon conversion efficiency is achieved Larger quantity of coal can be processed Entrainment of solids is higher Coking coals cannot be used Low carbon conversion efficiency is achieved ANSWER DOWNLOAD EXAMIANS APP
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