Fuels and Combustion If the specific heat of gaseous products of combustion of a fuel is high, the abiabatic flame temperature will be Low High None of these Very high, if the fuel is of low calorific value Low High None of these Very high, if the fuel is of low calorific value ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Largest constituent of blast furnace gas is CO CO₂ H₂ N₂ CO CO₂ H₂ N₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Sometimes water is sprayed during coal charging in the coke oven, which helps in All of these Controlling the dust nuisance while charging the coal Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂) Prevention of clinker formation in the oven All of these Controlling the dust nuisance while charging the coal Reducing the cracking of hydrocarbons in the gas and increasing the percentage of CO & H₂ in the gas (due to the endothermic reaction represented by C + H₂O = CO + H₂) Prevention of clinker formation in the oven 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 Permits the use of high ash content coal All of these Accelerates the burning rate and economises on fuel combustion Permits the use of low fusion point ash coal Permits the use of high ash content coal All of these Accelerates the burning rate and economises on fuel combustion ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion C.V. (kcal/Nm³) of gaseous fuels __________ with increase in molecular weight. Increases May increase or decrease, depends on combustibles Decreases Remains constant Increases May increase or decrease, depends on combustibles Decreases Remains constant ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Net calorific value is the gross calorific value less the __________ heat of water in the product of combustion when cooled to 15°C. Sensible and latent Latent None of these Sensible Sensible and latent Latent None of these Sensible ANSWER DOWNLOAD EXAMIANS APP
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