Fuels and Combustion The most matured coal out of the following is Lignite Semi-anthracite Bituminous Sub-bituminous Lignite Semi-anthracite Bituminous Sub-bituminous ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having high ratio of volatile matter to fixed carbon as compared to a coal having low ratio of volatile matter to fixed carbon Requires smaller combustion space and less secondary air Is less liable to spontaneous combustion on storage None of these Is more difficult to ignite and produces a shorter flame Requires smaller combustion space and less secondary air Is less liable to spontaneous combustion on storage None of these Is more difficult to ignite and produces a shorter flame ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke ovens in steel plant are heated by Electricity Mixed gas Both B & C Coke oven gas Electricity Mixed gas Both B & C Coke oven gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion If oxygen content in the flue gas rises too high, fuel is being wasted by Incomplete combustion Moisture loss Dry gas/stack gas loss None of these Incomplete combustion Moisture loss Dry gas/stack gas loss None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher percentage of ash in coal meant for the production of metallurgical grade coke Causes brittleness in steel Decreases the abrasion resistance of coke Decreases the hardness of coke None of these Causes brittleness in steel Decreases the abrasion resistance of coke Decreases the hardness of coke None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Most of the coking coals are Lignite None of these Anthracite Bituminous Lignite None of these Anthracite Bituminous ANSWER DOWNLOAD EXAMIANS APP
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