Fuels and Combustion Caking index of the coal blend used for the manufacture of metallurgical coke should be around 5 40 48 21 5 40 48 21 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The cooling medium used in dry quenching of coke is Air Carbon dioxide Nitrogen Phenolic water Air Carbon dioxide Nitrogen Phenolic water ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lurgi gasifier (high pressure gasifier) as compared to Kopper Totzek gasifier (atmospheric pressure gasifier) produces Lower amount of hydrogen Higher amount of methane Higher amount of both methane and hydrogen Both A & B Lower amount of hydrogen Higher amount of methane Higher amount of both methane and hydrogen Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion For long flame and easy ignition, the coal used should have High ash High calorific value Low ash High volatile matter High ash High calorific value Low ash High volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest flame speed? C₂H₆ CH₄ H₂ CO C₂H₆ CH₄ H₂ CO ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is the most important deterrents to an extended use of pulverised coal in boiler firing? Erosion of induced draft fan blades Ash disposal problem Excessive fly-ash discharge from the stack High power consumption in its transportation Erosion of induced draft fan blades Ash disposal problem Excessive fly-ash discharge from the stack High power consumption in its transportation ANSWER DOWNLOAD EXAMIANS APP
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