Fuels and Combustion Beehive coke oven Takes 2-3 days for coking of coal but requires no external fuel for heating Produces coke with very poor strength Gives larger yield of coke (around 85%) as compared to by-product ovens Facilitates by-products recovery Takes 2-3 days for coking of coal but requires no external fuel for heating Produces coke with very poor strength Gives larger yield of coke (around 85%) as compared to by-product ovens Facilitates by-products recovery ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Eschka mixture, which is used for the determination of sulphur in coal, is a mixture of MgO & Na₂CO₃ MgCO₃ & NaCl BaSO₄ & NaCl MgSO₄ & BaCl₂ MgO & Na₂CO₃ MgCO₃ & NaCl BaSO₄ & NaCl MgSO₄ & BaCl₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases. O₂ content CO₂ content Dew point CO content O₂ content CO₂ content Dew point CO content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest flame velocity? H₂ C₂H₆ CH₄ CO H₂ C₂H₆ CH₄ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is used for making the explosive 'TNT'? Benzol Toluene Pyridine Cerosote Benzol Toluene Pyridine Cerosote ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The maximum percentage of CO₂ in a flue gas (from a carbonaceous fuel) can be 21 29 77 79 21 29 77 79 ANSWER DOWNLOAD EXAMIANS APP
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