Fuels and Combustion Coal tar (produced by high temperature carbonisation) is the main source of Paraffins Alphatic compounds Olefins Aromatic compounds Paraffins Alphatic compounds Olefins Aromatic compounds ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation of coal compared to low temperature carbonisation H₂ content in the coke oven gas is more Calorific value of the coke oven gas is lower Yield of ammonia is less Aromatic content of tar is low H₂ content in the coke oven gas is more Calorific value of the coke oven gas is lower Yield of ammonia is less Aromatic content of tar is low ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fussain Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal Is friable, charcoal like substance Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation All of these Has highest fixed carbon and lowest volatile matter content of all the four banded components of coal Is friable, charcoal like substance Is non-coking, but when blended with highly coking coal, controls its swelling and produces high strength coke on carbonisation All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The average molecular weight of a flue gas having the composition by volume as CO₂ = 25%, O₂ = 25%, N₂ = 50% will be 27.6 47.3 42.9 23 27.6 47.3 42.9 23 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Heat penetration rate in narrow coke ovens in high temperature carbonisation of coal is around __________ cm/hr. 2.5 0.5 10 20 2.5 0.5 10 20 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a rich fuel gas? Refinery gases Coal gas from underground gasification of coal Producer gas None of these Refinery gases Coal gas from underground gasification of coal Producer gas None of these ANSWER DOWNLOAD EXAMIANS APP
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