Fuels and Combustion Low temperature oxidation of coal resulting from bad storage conditions does not decrease its Caking power Calorific value Hydrogen content Oxygen content Caking power Calorific value Hydrogen content Oxygen content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coal containing large quantity of __________ are difficult to wash. Volatile matter Free impurities Ash Inherent mineral matter Volatile matter Free impurities Ash Inherent mineral matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Nitrogen in coal Is recovered as ammonia during its carbonisation Is present upto 1-2% Comes from protein in parent vegetable matter All of these Is recovered as ammonia during its carbonisation Is present upto 1-2% Comes from protein in parent vegetable matter All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Commercial production of petrol from coal (as practised in a factory at Sasol in South Africa) is done by the __________ of coal. Carbonisation Gasification None of these Hydrogenation Carbonisation Gasification None of these Hydrogenation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In flue gas analysis by Orsat's apparatus, oxygen is absorbed by Alkaline pyragllol solution None of these Cuprous chloride Potassium hydroxide Alkaline pyragllol solution None of these Cuprous chloride Potassium hydroxide ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fuel consumption in coke making can be reduced by Dry quenching of coke Preheating, blending and de-ashing the coal Stamped charging of coal All of these Dry quenching of coke Preheating, blending and de-ashing the coal Stamped charging of coal All of these ANSWER DOWNLOAD EXAMIANS APP
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