Fuels and Combustion The advantage of firing pulverised coal in the furnace lies in the fact, that it 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 Permits the use of low fusion point ash coal Accelerates the burning rate and economises on fuel combustion All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Turndown ratio of a gas burner is equal to the Both A & B Maximum to minimum permissible gas flow rate Maximum to minimum heat input ratio Minimum to maximum heat input ratio Both A & B Maximum to minimum permissible gas flow rate Maximum to minimum heat input ratio Minimum to maximum heat input ratio ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High sulphur content in a fuel __________ of the flue gases. Increases the dew point Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Both B & C Increases the dew point Reduces the combustion efficiency by limiting the permissible temperature reduction Decreases the dew point Both B & C ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Largest constituent of blast furnace gas is N₂ CO CO₂ H₂ N₂ CO CO₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Benzol is used As a motor fuel blend Both A & B Neither A nor B For producing benzene, tolune & xylene by its distillation As a motor fuel blend Both A & B Neither A nor B For producing benzene, tolune & xylene by its distillation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In low temperature carbonisation (as compared to high temperature carbonisation) of coal All of these Aliphatic tar is produced Free carbon in tar is more Ammonia yield is more All of these Aliphatic tar is produced Free carbon in tar is more Ammonia yield is more ANSWER DOWNLOAD EXAMIANS APP
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