Fuels and Combustion Eschka mixture, which is used for the determination of sulphur in coal, is a mixture of BaSO₄ & NaCl MgO & Na₂CO₃ MgSO₄ & BaCl₂ MgCO₃ & NaCl BaSO₄ & NaCl MgO & Na₂CO₃ MgSO₄ & BaCl₂ MgCO₃ & NaCl ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Method of maintaining fires in furnace during standby periods without undue consumption of fuel is called Back draughting Banking None of these Under pressurising Back draughting Banking None of these Under pressurising ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of a typical dry anthracite coal may be around __________ Kcal/kg. 1000 15000 8000 4000 1000 15000 8000 4000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fossil fuels mean Those fuels which are found in the crust of earth Solid fuels Premature fuels with low calorific value Liquid fuels Those fuels which are found in the crust of earth Solid fuels Premature fuels with low calorific value Liquid fuels ANSWER DOWNLOAD EXAMIANS APP
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 Hydrogen content of coke oven gas increases due to cracking of hydrocarbons 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 Methane content in the coke oven gas decreases and carbon monoxide content increases Hydrogen content of coke oven gas increases due to cracking of hydrocarbons 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 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas constitutes mainly of N₂ & CO N₂ & H₂ CH₄ & CO₂ N₂ & CH₄ N₂ & CO N₂ & H₂ CH₄ & CO₂ N₂ & CH₄ ANSWER DOWNLOAD EXAMIANS APP