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. None of these < 37% >71% In between 37 & 71% None of these < 37% >71% In between 37 & 71% ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of coal blend used for blast furnace coke making is about 22 8 36 12 22 8 36 12 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following petrological constitutes is responsible for bright and lustrous black band of bituminous coal? Fussain Durain Clarain Vitrain Fussain Durain Clarain Vitrain ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking time in a commercial high temperature coal carbonisation plant is about __________ hours. 28 18 36 6 28 18 36 6 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituent of the gas produced from a gobar gas plant is CO CH₄ CO₂ H₂ CO CH₄ CO₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following gaseous fuels has the lowest calorific value? Blast furnace gas Converter gas Refinery gas Gobar gas Blast furnace gas Converter gas Refinery gas Gobar gas ANSWER DOWNLOAD EXAMIANS APP
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