Fuels and Combustion As time passes, the calorific value of stored coal Increases Remains unaltered Decreases May increase or decrease (depends on the method of storage) Increases Remains unaltered Decreases May increase or decrease (depends on the method of storage) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pitch creosote mixture (PCM) as compared to furnace oil is a better fuel, because its Emissivity factor is higher Sulphur content is lower All of these Flue gas has lower dew point thereby facilitating more waste heat recovery Emissivity factor is higher Sulphur content is lower All of these Flue gas has lower dew point thereby facilitating more waste heat recovery ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion With increase in the oxygen content of the coal, its __________ decreases. Neither A nor B Both A & B Caking power Calorific value Neither A nor B Both A & B Caking power Calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases. O₂ content Dew point CO₂ content CO content O₂ content Dew point CO₂ content CO content ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion By-products recovery process from coal carbonisation is termed as direct, indirect and semi direct process depending upon the method of recovery of Tar Benzol None of these Ammonia Tar Benzol None of these Ammonia ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Gobar gas constitutes mainly of CO & CO₂ CH₄ & N₂ CH₄ & CO₂ CO & N₂ CO & CO₂ CH₄ & N₂ CH₄ & CO₂ CO & N₂ ANSWER DOWNLOAD EXAMIANS APP
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