Fuels and Combustion Tar yield in the low temperature and high temperature carbonisation of dry coal may be respectively __________ percent. 3 & 10 15 & 8 10 & 3 10 & 20 3 & 10 15 & 8 10 & 3 10 & 20 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ignition temperature decreases progressively from anthracite to lignite, because Moisture content increases Carbon content decreases Ash content increases Volatile matter content increases Moisture content increases Carbon content decreases Ash content increases Volatile matter content increases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion 'Wind loss' resulting from unscientific storage of coal may be the order of about __________ percent. 2.5 10.5 7.5 14.5 2.5 10.5 7.5 14.5 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The hottest part of the flame lies in its____zone. Yellow Unburnt gases Non-luminous Luminous Yellow Unburnt gases Non-luminous Luminous ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion White flue gas (resembling steam) coming out of the chimney of a thermal power plant indicates that the fuel used in the boiler furnace is Coke oven gas Tar Pulverised coke Pitch Coke oven gas Tar Pulverised coke Pitch ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Efficient burning of anthracite coal requires Low preheat of air High excess air Fine grinding All of these Low preheat of air High excess air Fine grinding All of these ANSWER DOWNLOAD EXAMIANS APP
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