Fuels and Combustion With increase in the temperature of carbonisation of coal Methane content in the coke oven gas decreases and carbon monoxide content increases Calorific value of the coke oven gas decreases due to cracking of hydrocarbons which is not compensated by increase in CO & H? content All of these Hydrogen content of coke oven gas increases due to cracking of hydrocarbons Methane content in the coke oven gas decreases and carbon monoxide content increases Calorific value of the coke oven gas decreases due to cracking of hydrocarbons which is not compensated by increase in CO & H? content All of these Hydrogen content of coke oven gas increases due to cracking of hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For long flame and easy ignition, the coal used should have High ash High volatile matter Low ash High calorific value High ash High volatile matter Low ash High calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following coal gasification processes will produce gas having maximum methane content? All of these Winkler process Kopper-Totzek process Lurgi process All of these Winkler process Kopper-Totzek process Lurgi process 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 Ignition temperature of coke produced is less Tar yield is more Gas yield is less Aromatic content of tar produced is more Ignition temperature of coke produced is less Tar yield is more Gas yield is less ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Critical Air Blast (CAB) value of coke is a direct measure of its Hardness Reactivity Strength None of these Hardness Reactivity Strength None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bulk density of pulverised coal may be about __________ kg/m³. 1500 100 1000 500 1500 100 1000 500 ANSWER DOWNLOAD EXAMIANS APP
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