Fuels and Combustion Coking time in beehive coke oven is about Two weeks 12 hours 2-3 days One week Two weeks 12 hours 2-3 days One week ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal, the Temperature maintained is 700°C Yield of tar is about 3% of dry coal Yield of coke oven gas is 290 Nm³ /ton dry coal Volatile matter in coke is zero Temperature maintained is 700°C Yield of tar is about 3% of dry coal Yield of coke oven gas is 290 Nm³ /ton dry coal Volatile matter in coke is zero ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal containing large quantity of __________ are difficult to wash. Volatile matter Ash Inherent mineral matter Free impurities Volatile matter Ash Inherent mineral matter Free impurities ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following has the highest flame speed? C₂H₆ CH₄ CO H₂ C₂H₆ CH₄ CO H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Natural draft created by the chimney depends upon Both A & B Neither A nor B Its height Temperature of the flue gas Both A & B Neither A nor B Its height Temperature of the flue gas ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coking coals are invariably Lignites Anthracites Bituminous coals Semi-anthracites Lignites Anthracites Bituminous coals Semi-anthracites ANSWER DOWNLOAD EXAMIANS APP
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