Fuels and Combustion Which of the following is the most reactive (as regards the formation of CO + H₂ from C + H₂O) ? Blast furnace coke Sub-bituminous coal Anthracite coal Low temperature coke Blast furnace coke Sub-bituminous coal Anthracite coal Low temperature coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking time in a commercial high temperature coal carbonisation plant is about __________ hours. 28 18 36 6 28 18 36 6 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of bituminous coal may be around __________ Kcal/kg. 6500 1500 500 20000 6500 1500 500 20000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal containing large quantity of __________ are difficult to wash. Free impurities Ash Inherent mineral matter Volatile matter Free impurities Ash Inherent mineral matter Volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituents of benzol are Anthracene & phenol Ammonia & phenol Benzene, toluene & xylene Tar & creosote Anthracene & phenol Ammonia & phenol Benzene, toluene & xylene Tar & creosote ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke compared to the coal from which it has been made, contains Less volatile matter All of these More carbon Greater percentage of ash Less volatile matter All of these More carbon Greater percentage of ash ANSWER DOWNLOAD EXAMIANS APP
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