Fuels and Combustion A travelling grate stoker is meant for the efficient burning of __________ coal. Caking High ash Pulverised Non-caking Caking High ash Pulverised Non-caking ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion A coal having higher volatile matter content, has lower Smoking tendency on burning Ignition temperature Coke oven gas yield on carbonisation Chance of catching fire during storage in open space Smoking tendency on burning Ignition temperature Coke oven gas yield on carbonisation Chance of catching fire during storage in open space ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Froth floatation is used for Washing lump coal (> 80 mm size) Removing ash from the coal based on difference in specific gravity of coal and ash Washing fine coal dust (< 0.5 mm size) All of these Washing lump coal (> 80 mm size) Removing ash from the coal based on difference in specific gravity of coal and ash Washing fine coal dust (< 0.5 mm size) All of these ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which adsorbant is used for removing sulphur compounds (S Q, H₂S, RSH etc.) removal from coke oven gas in by-products recovery plant ? Diatomaceous earth Bog iron (i.e., moist ferric hydroxide) Silica gel Basalt Diatomaceous earth Bog iron (i.e., moist ferric hydroxide) Silica gel Basalt ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Wood charcoal is obtained by the destructive distillation of wood. It is used in the production of activated carbon, which is not used for the Solvent recovery from air and gases Electrode manufacture Decolourisation of sugar Absorption of gases and vapor Solvent recovery from air and gases Electrode manufacture Decolourisation of sugar Absorption of gases and vapor ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Which of the following will be unsuitable for dust cleaning from flue gas at 400°C from a pulverised coal fired boiler ? Bag filter Wet scrubber Multicyclones Hydrocyclones Bag filter Wet scrubber Multicyclones Hydrocyclones ANSWER DOWNLOAD EXAMIANS APP
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