Fuels and Combustion Which is the most matured coal? Lignite Anthracite Bituminous Semi-anthracite Lignite Anthracite Bituminous Semi-anthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Increase in ash content of blast furnace coke Does not affect its consumption in the furnace Increases its consumption in the furnace Reduces its consumption in the furnace Decreases its hardness and abrasion resistance Does not affect its consumption in the furnace Increases its consumption in the furnace Reduces its consumption in the furnace Decreases its hardness and abrasion resistance ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of pitch creosote mixture (PCM) i.e., C.T.F.-200 is about 8800 kcal/m³ Same as that of coal middling 25000 kcal/kg 8800 kcal/kg 8800 kcal/m³ Same as that of coal middling 25000 kcal/kg 8800 kcal/kg ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Higher efficiency in the combustion of solid fuel can not be achieved by Supplying correct quantity of combustion air Adopting efficient-fuel firing technique & equipment Keeping the flue gas exhaust temperature very high Proper fuel preparation Supplying correct quantity of combustion air Adopting efficient-fuel firing technique & equipment Keeping the flue gas exhaust temperature very high Proper fuel preparation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation (as compared to low temperature carbonisation) of coal, the Aromatic content of tar produced is more Tar yield is more Ignition temperature of coke produced is less Gas yield is less Aromatic content of tar produced is more Tar yield is more Ignition temperature of coke produced is less Gas yield is less ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ammonia content in raw coke oven gas is about __________ gm/Nm³. 1 50 15 100 1 50 15 100 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS