Fuels and Combustion Turndown ratio of a gas burner is equal to the Minimum to maximum heat input ratio Both A & B Maximum to minimum permissible gas flow rate Maximum to minimum heat input ratio Minimum to maximum heat input ratio Both A & B Maximum to minimum permissible gas flow rate Maximum to minimum heat input ratio ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking coals are invariably Semi-anthracites Anthracites Bituminous coals Lignites Semi-anthracites Anthracites Bituminous coals Lignites ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The fuel ratio of a coal is The ratio of its percentage of fixed carbon to that of volatile matter Neither A nor B Helpful in estimation of its rank Both A and B The ratio of its percentage of fixed carbon to that of volatile matter Neither A nor B Helpful in estimation of its rank Both A and B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The reaction, C + CO₂ ⟷ 2CO, taking place during coal gasification is called the __________ reaction. n. Neumann reversal Shift conversion Reduction Boudouard Neumann reversal Shift conversion Reduction Boudouard ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most poisonous gas? Coke oven gas Producer gas Blast furnace gas L.D. converter gas Coke oven gas Producer gas Blast furnace gas L.D. converter gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A sooty flame can be made non-luminous by Admitting more gas Admitting more air Shutting air supply Shutting gas supply Admitting more gas Admitting more air Shutting air supply Shutting gas supply ANSWER DOWNLOAD EXAMIANS APP
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