Fuels and Combustion A fuel containing carbon and carbon monoxide (but containing no hydrogen or its compounds) is burnt in pure oxygen at constant pressure. Its gross calorific value as compared to net calorific value will be Less Data insufficient; can't be predicted More Same Less Data insufficient; can't be predicted More Same ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lurgi gasifier (high pressure gasifier) as compared to Kopper Totzek gasifier (atmospheric pressure gasifier) produces Both A & B Lower amount of hydrogen Higher amount of methane Higher amount of both methane and hydrogen Both A & B Lower amount of hydrogen Higher amount of methane Higher amount of both methane and hydrogen ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of coal middling generated in coal washeries during washing of coal may be around __________ Kcal/kg. 6000 8000 1000 4000 6000 8000 1000 4000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Anthracite coal Contains more volatile matter than bituminous coal Burns with short, bluish, yellow-tipped flame producing very little smoke Ignites more easily than bituminous coal Is essentially a coking coal Contains more volatile matter than bituminous coal Burns with short, bluish, yellow-tipped flame producing very little smoke Ignites more easily than bituminous coal Is essentially a coking coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher efficiency in the combustion of solid fuel can not be achieved by Keeping the flue gas exhaust temperature very high Adopting efficient-fuel firing technique & equipment Supplying correct quantity of combustion air Proper fuel preparation Keeping the flue gas exhaust temperature very high Adopting efficient-fuel firing technique & equipment Supplying correct quantity of combustion air Proper fuel preparation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fussain 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 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 ANSWER DOWNLOAD EXAMIANS APP
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