Fuels and Combustion The temperature at which plastic layer formation takes place during carbonisation of coal varies from __________ °C. 100 to 150 700 to 850 550 to 650 350 to 450 100 to 150 700 to 850 550 to 650 350 to 450 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The most matured coal out of the following is Bituminous Lignite Sub-bituminous Semi-anthracite Bituminous Lignite Sub-bituminous Semi-anthracite ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Overfire burning in a furnace is a phenomenon characterised by the Supply of excess fuel Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air None of these Supply of excess air Supply of excess fuel Burning of carbon monoxide and other incombustibles in upper zone of furnace by supplying more air None of these Supply of excess air ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of gobar gas (containing CH₄ = 60% , H₂ = 10% ; CO₂ = 30%) may be about __________ Kcal/Nm³. 1800 5400 10200 3200 1800 5400 10200 3200 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pick the odd man out. Pitch creosote mixture Wood Oil gas Briquettes Pitch creosote mixture Wood Oil gas Briquettes ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Bomb calorimeter can be used to determine the __________ of the coal. Calorific value Neither A nor B Both A & B Sulphur content Calorific value Neither A nor B Both A & B Sulphur content ANSWER DOWNLOAD EXAMIANS APP
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