Fuels and Combustion Blast furnace coke is made from coal by Low temperature carbonisation Medium temperature carbonisation High temperature carbonisation Heating the coal in an oven in presence of air Low temperature carbonisation Medium temperature carbonisation High temperature carbonisation Heating the coal in an oven in presence of air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The ratio of maximum adiabatic flame temperature in air to that in pure oxygen is always 1 > 1 Unpredicatable 1 > 1 Unpredicatable ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Emission of dense white smoke out of the chimney of a thermal power plant is an indication of the use of Pulverised coal in boilers Less air for combustion Correct amount of air for combustion Too much air for combustion Pulverised coal in boilers Less air for combustion Correct amount of air for combustion Too much air for combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is not used as a binder in coal briquetting? Line Pitch Tar Molasses Line Pitch Tar Molasses 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. 300 30 30, 000 3000 300 30 30, 000 3000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During coal carbonisation process, the conversion of semi-coke to coke is accompanied by an increase in the __________ of the mass. Porosity Density None of these Electrical resistivity Porosity Density None of these Electrical resistivity ANSWER DOWNLOAD EXAMIANS APP
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