Fuels and Combustion The temperature at which plastic layer formation takes place during carbonisation of coal varies from __________ °C. 350 to 450 100 to 150 550 to 650 700 to 850 350 to 450 100 to 150 550 to 650 700 to 850 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pitch creosote mixture (PCM) as compared to furnace oil is a better fuel, because its Flue gas has lower dew point thereby facilitating more waste heat recovery Emissivity factor is higher All of these Sulphur content is lower Flue gas has lower dew point thereby facilitating more waste heat recovery Emissivity factor is higher All of these Sulphur content is lower ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Degree of carbonisation of coal during coke making can be roughly judged by the __________ of the coke produced. Moisture content Colour Ash content Volatile matter Moisture content Colour Ash content Volatile matter ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coke having higher porosity has Lower bulk density All of these Higher reactivity Lower strength Lower bulk density All of these Higher reactivity Lower strength ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Benzol is used Both A & B Neither A nor B As a motor fuel blend For producing benzene, tolune & xylene by its distillation Both A & B Neither A nor B As a motor fuel blend For producing benzene, tolune & xylene by its distillation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High amount of sulphur and phosphorous in coke causes None of these Increase in its strength Brittleness of steel made by using it Decrease in its calorific value None of these Increase in its strength Brittleness of steel made by using it Decrease in its calorific value ANSWER DOWNLOAD EXAMIANS APP