Fuels and Combustion Most of the coking coals are Lignite Anthracite None of these Bituminous Lignite Anthracite None of these Bituminous 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 Flue gas has lower dew point thereby facilitating more waste heat recovery All of these Emissivity factor is higher Sulphur content is lower Flue gas has lower dew point thereby facilitating more waste heat recovery All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash increases with increase in its __________ content. Iron sulphate Lime and magnesia All of these Iron silicate Iron sulphate Lime and magnesia All of these Iron silicate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Quantity of coke oven gas produced by high temperature carbonisation of one ton of dry coal may be around __________ Nm³. 300 3000 30 30, 000 300 3000 30 30, 000 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituent of natural gas is C₃H₈ CH₄ (upto 90%) C₂H₆ H₂ C₃H₈ CH₄ (upto 90%) C₂H₆ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The temperature at which plastic layer formation takes place during carbonisation of coal varies from __________ °C. 700 to 850 100 to 150 550 to 650 350 to 450 700 to 850 100 to 150 550 to 650 350 to 450 ANSWER DOWNLOAD EXAMIANS APP
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