Fuels and Combustion Which is the most matured coal? Bituminous Semi-anthracite Anthracite Lignite Bituminous Semi-anthracite Anthracite Lignite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Presence of phosphorous in metallurgical coal Badly affects the quality of steel Increases its caking power Reduces its calorific value Is not undersirable Badly affects the quality of steel Increases its caking power Reduces its calorific value Is not undersirable ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Desirable "Micum Index" values of metal-lurical coke are M40 > 98% and M10 < 2% M40 > 78% and M10 < 10% M40 > 10% and M10 < 78% M40 > 4% and M10 < 80% M40 > 98% and M10 < 2% M40 > 78% and M10 < 10% M40 > 10% and M10 < 78% M40 > 4% and M10 < 80% ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation (as compared to high temperature carbonisation) of coal All of these Ammonia yield is more Aliphatic tar is produced Free carbon in tar is more All of these Ammonia yield is more Aliphatic tar is produced Free carbon in tar is more ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal as compared to high temperature carbonisation __________ produced is less. Free carbon content in tar Yield of ammonia present in coke oven gas Difference in gross & net calorific value of the coke oven gas Yield percentage of coke Free carbon content in tar Yield of ammonia present in coke oven gas Difference in gross & net calorific value of the coke oven gas Yield percentage of coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion During combustion of a gaseous fuel, the presence of a non-luminous flame is an indication of the None of these Incomplete combustion High oxygen in flue gas Complete combustion None of these Incomplete combustion High oxygen in flue gas Complete combustion ANSWER DOWNLOAD EXAMIANS APP
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