Fuels and Combustion A coal having high volatile matter content will Have a very high calorific value None of these Burn with a small non-smoky flame Give less yield of tar and gas on carbonisation Have a very high calorific value None of these Burn with a small non-smoky flame Give less yield of tar and gas on carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Abrasion index of blast furnace coke should be around __________ percent. 35 20 55 80 35 20 55 80 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Washing of coal All of these Reduces its sulphur and ash content Controls its ash fusibility and increases its calorific value Improves its coking properties All of these Reduces its sulphur and ash content Controls its ash fusibility and increases its calorific value Improves its coking properties ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation of coal, the Yield of coke oven gas is 290 Nm³ /ton dry coal Temperature maintained is 700°C Yield of tar is about 3% of dry coal Volatile matter in coke is zero Yield of coke oven gas is 290 Nm³ /ton dry coal Temperature maintained is 700°C Yield of tar is about 3% of dry coal Volatile matter in coke is zero ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Main constituent of the gas produced from a gobar gas plant is CH₄ CO H₂ CO₂ CH₄ CO H₂ CO₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The advantage of firing pulverised coal in the furnace lies in the fact, that it Permits the use of low fusion point ash coal Accelerates the burning rate and economises on fuel combustion All of these Permits the use of high ash content coal Permits the use of low fusion point ash coal Accelerates the burning rate and economises on fuel combustion All of these Permits the use of high ash content coal ANSWER DOWNLOAD EXAMIANS APP
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