Fuels and Combustion Size of blast furnace grade coke is __________ mm. 25-80 0-15 >100 15-25 25-80 0-15 >100 15-25 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature oxidation of coal during storage does not decrease its None of these Calorific value Oxygen content Caking power None of these Calorific value Oxygen content Caking power ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Quantity of coke oven gas produced by high temperature carbonisation of one ton of dry coal may be around __________ Nm³. 3000 300 30, 000 30 3000 300 30, 000 30 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For maximum discharge through a chimney, its height should be Equal to the height of the hot gas column producing draught 200 meters More than 105.7 metres Infinitely long Equal to the height of the hot gas column producing draught 200 meters More than 105.7 metres Infinitely long ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas burns with a bluish flame, because of the presence of CO₂ S CO CH₄ CO₂ S CO CH₄ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fussain Is friable, charcoal like substance Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal All of these Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation Is friable, charcoal like substance Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal All of these Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation ANSWER DOWNLOAD EXAMIANS APP
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