Fuels and Combustion The advantage of firing pulverised coal in the furnace lies in the fact, that it Accelerates the burning rate and economises on fuel combustion Permits the use of high ash content coal All of these Permits the use of low fusion point ash coal Accelerates the burning rate and economises on fuel combustion Permits the use of high ash content coal All of these Permits the use of low fusion point ash coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature carbonisation of coal produces No by-products Soft coke Very low calorific value coke oven gas Metallurgical coke No by-products Soft coke Very low calorific value coke oven gas Metallurgical coke ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Calorific value of dry wood may be around __________ Kcal/kg. 5 500 5000 50 5 500 5000 50 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases. O₂ content CO₂ content CO content Dew point O₂ content CO₂ content CO content Dew point ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Stoichiometric combustion of 12 kg of carbon requires __________ of oxygen. 22.4 Nm³ 32 kg All of these 1kg mole 22.4 Nm³ 32 kg All of these 1kg mole ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace gas compared to coke oven gas has Narrower limit of inflammability Higher calorific value Lower ignition temperature Lower theoretical flame temperature Narrower limit of inflammability Higher calorific value Lower ignition temperature Lower theoretical flame temperature ANSWER DOWNLOAD EXAMIANS APP
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