Fuels and Combustion Which of the following is not used as a binder in coal briquetting? Molasses Tar Line Pitch Molasses Tar Line Pitch ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Prime coking coal is always blended with medium or non- coking coal before ear-bonisation Both A & B Neither A nor B To check against its excessive swelling during heating, which may exert high pressure and damage coke oven walls Because, it alone produces unreactive coke Both A & B Neither A nor B To check against its excessive swelling during heating, which may exert high pressure and damage coke oven walls Because, it alone produces unreactive coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In flue gas analysis by Orsat's apparatus, carbon monoxide is absorbed by Alkaline pyrogallol solution Cuprous chloride None of these Potassium hydroxide Alkaline pyrogallol solution Cuprous chloride None of these Potassium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal containing large quantity of __________ are difficult to wash. Ash Free impurities Volatile matter Inherent mineral matter Ash Free impurities Volatile matter Inherent mineral matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Ionisation potential applied across the electrodes of electrostatic tar precipitator is around 60 KV AC 60 KV DC 230 V DC 230 V AC 60 KV AC 60 KV DC 230 V DC 230 V AC ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Caking index of the coal blend used for the manufacture of metallurgical coke should be around 40 5 48 21 40 5 48 21 ANSWER DOWNLOAD EXAMIANS APP
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