Fuels and Combustion For maximum discharge through a chimney, its height should be Equal to the height of the hot gas column producing draught Infinitely long 200 meters More than 105.7 metres Equal to the height of the hot gas column producing draught Infinitely long 200 meters More than 105.7 metres ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not a binder for coal briquetting? Bitumen None of these Coal tar Molasses Bitumen None of these Coal tar Molasses ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas burns with a bluish flame, because of the presence of CO₂ S CH₄ CO CO₂ S CH₄ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Short/intense flame is produced during combustion of gaseous fuel by using Preheated secondary air Very little excess air Low amount/current of combustion air High amount/current of combustion air Preheated secondary air Very little excess air Low amount/current of combustion air High amount/current of combustion air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal is done to reduce the Adhering impurities Inherent impurities Both B and C Mineral matter Adhering impurities Inherent impurities Both B and C Mineral matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Percentage of hydrogen in coke oven gas may be around 25 10 60 45 25 10 60 45 ANSWER DOWNLOAD EXAMIANS APP
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