Fuels and Combustion 'Mixed gas' used in steel plants is a mixture of Coke oven gas and converter gas Blast furnace gas and naphtha vapor Coke oven gas and L.P.G F. gas and coke oven gas Coke oven gas and converter gas Blast furnace gas and naphtha vapor Coke oven gas and L.P.G F. gas and coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion If the specific heat of gaseous products of combustion of a fuel is high, the abiabatic flame temperature will be Low None of these Very high, if the fuel is of low calorific value High Low None of these Very high, if the fuel is of low calorific value High ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Turndown ratio of a gas burner is equal to the Both A & B Minimum to maximum heat input ratio Maximum to minimum heat input ratio Maximum to minimum permissible gas flow rate Both A & B Minimum to maximum heat input ratio Maximum to minimum heat input ratio Maximum to minimum permissible gas flow rate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Catalyst used in Fischer-Tropsch process is Nickel Alumina Thorium oxide Zinc oxide Nickel Alumina Thorium oxide Zinc oxide ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituent of natural gas is CH₄ (upto 90%) C₃H₈ C₂H₆ H₂ CH₄ (upto 90%) C₃H₈ C₂H₆ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in calorific value of fuels, their adiabatic flame temperatures Decrease Remain unchanged Increase May increase or decrease ; depends on the quantity of products of combustion Decrease Remain unchanged Increase May increase or decrease ; depends on the quantity of products of combustion ANSWER DOWNLOAD EXAMIANS APP