Fuels and Combustion Bulk density of pulverised coal may be about __________ kg/m³. 1000 1500 100 500 1000 1500 100 500 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal, the Volatile matter in coke is zero Yield of tar is about 3% of dry coal Yield of coke oven gas is 290 Nm³ /ton dry coal Temperature maintained is 700°C Volatile matter in coke is zero Yield of tar is about 3% of dry coal Yield of coke oven gas is 290 Nm³ /ton dry coal Temperature maintained is 700°C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Flue gas obtained on complete combustion of pure acetylene (a hydrocarbon fuel) will contain H₂O CO Both B & C CO₂ H₂O CO Both B & C CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Fusion point of coal ash generally varies from 1000 to 1700° C. Ash having fusion point less than __________ °C is liable to form clinker. 1350 1400 1100 1250 1350 1400 1100 1250 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Pitch creosote mixture (PCM) as compared to furnace oil is a better fuel, because its Sulphur content is lower Emissivity factor is higher All of these Flue gas has lower dew point thereby facilitating more waste heat recovery Sulphur content is lower Emissivity factor is higher All of these Flue gas has lower dew point thereby facilitating more waste heat recovery ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal Controls its ash fusibility and increases its calorific value Reduces its sulphur and ash content All of these Improves its coking properties Controls its ash fusibility and increases its calorific value Reduces its sulphur and ash content All of these Improves its coking properties ANSWER DOWNLOAD EXAMIANS APP
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