Fuels and Combustion High sulphur content in a fuel __________ of the flue gases. Both B & C Decreases the dew point Increases the dew point Reduces the combustion efficiency by limiting the permissible temperature reduction Both B & C Decreases the dew point Increases the dew point Reduces the combustion efficiency by limiting the permissible temperature reduction ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Froth floatation is used for Washing fine coal dust (< 0.5 mm size) Washing lump coal (> 80 mm size) All of these Removing ash from the coal based on difference in specific gravity of coal and ash Washing fine coal dust (< 0.5 mm size) Washing lump coal (> 80 mm size) All of these Removing ash from the coal based on difference in specific gravity of coal and ash ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Yield of charcoal in high temperature carbonisation of wood is about __________ percent. 10 50 75 25 10 50 75 25 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following is a poisonous fuel gas? Coke oven gas Blast furnace gas Natural gas None of these Coke oven gas Blast furnace gas Natural gas None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Compound coke ovens are those which can be heated by Both steam and electrical power Lean gas (e.g., B.F. gas) Both B and C Rich gas (e.g., coke oven gas) Both steam and electrical power Lean gas (e.g., B.F. gas) Both B and C Rich gas (e.g., coke oven gas) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Shatter index of the coke is a measure of its None of these Reactivity Bulk density Strength None of these Reactivity Bulk density Strength ANSWER DOWNLOAD EXAMIANS APP
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