Fuels and Combustion C/H ratio is the maximum in case of Natural gas Furnace oil Coal Naphtha Natural gas Furnace oil Coal Naphtha ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following accentuates clinker-ing trouble on furnace grate burning coal? All of these Low forced draught and fuel bed temperature Thick fire bed and preheated primary air Low reactivity of carbonised residue containing high proportions of iron & sulphur All of these Low forced draught and fuel bed temperature Thick fire bed and preheated primary air Low reactivity of carbonised residue containing high proportions of iron & sulphur ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion High amount of sulphur and phosphorous in coke causes Brittleness of steel made by using it Decrease in its calorific value Increase in its strength None of these Brittleness of steel made by using it Decrease in its calorific value Increase in its strength None of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Soft coke is not None of these Used in blast furnaces Produced by low temperature carbonisation of coal A domestic fuel None of these Used in blast furnaces Produced by low temperature carbonisation of coal A domestic fuel 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 Minimum to maximum heat input ratio Maximum to minimum heat input ratio Both A & B Maximum to minimum permissible gas flow rate Minimum to maximum heat input ratio Maximum to minimum heat input ratio ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Cannel coal and boghead coal are the examples of Sapropelic coals Liptobiolites Humic coals None of these Sapropelic coals Liptobiolites Humic coals None of these ANSWER DOWNLOAD EXAMIANS APP
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