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 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 Solvent recovery from air and gases ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Temperature of preheated air used for the transportation of pulverised coal through pipes to the burner of a boiler furnace is restricted to a maximum limit of about 300° C to avoid the Risk of explosion Requirement of large volume combustion chamber Chances of clinker formation Incomplete combustion of coal Risk of explosion Requirement of large volume combustion chamber Chances of clinker formation Incomplete combustion of coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Lignite is Can be used for gasification and steam generation A black banded coal which burns with a non-smoky yellowish flame A coking coal A high rank coal Can be used for gasification and steam generation A black banded coal which burns with a non-smoky yellowish flame A coking coal A high rank coal ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Steam is intermittently admitted into the fuel bed during the production of producer gas to Increase the gas production rate Convert CO to CO₂ Minimise the chances of clinker formation Increase the combustion rate Increase the gas production rate Convert CO to CO₂ Minimise the chances of clinker formation Increase the combustion rate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion The gasification reaction represented by, C + H₂O = CO + H₂, is Autocatalytic Catalytic Exothermic Endothermic Autocatalytic Catalytic Exothermic Endothermic ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Low temperature carbonisation of coal produces Metallurgical coke Soft coke Very low calorific value coke oven gas No by-products Metallurgical coke Soft coke Very low calorific value coke oven gas No by-products ANSWER DOWNLOAD EXAMIANS APP
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