Fuels and Combustion Percentage of nitrogen in blast furnace gas may be around 55 5 80 25 55 5 80 25 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% In between 37 & 71% < 37% None of these >71% In between 37 & 71% < 37% None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Tolerable concentration of toxic carbon monoxide in atmospheric air is about __________ PPm. 1000 10000 5000 50 1000 10000 5000 50 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a binder for coal briquetting? Molasses Bitumen Coal tar None of these Molasses Bitumen Coal tar None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A particular coal is said to be free burning when it None of these Gives smokeless burning Shows little or no fusing action Burns completely None of these Gives smokeless burning Shows little or no fusing action Burns completely ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Advantages of fluidised bed combustion are High heat transfer rate Reduced NOx formation in flue gas Lower furnace operating temperature All of these High heat transfer rate Reduced NOx formation in flue gas Lower furnace operating temperature All of these ANSWER DOWNLOAD EXAMIANS APP
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