Fuels and Combustion Naphthalene recovered from coke oven gas is used For making electrodes As moth balls (insecticides) As a fuel in furnaces As moisture proof coating on fibres For making electrodes As moth balls (insecticides) As a fuel in furnaces As moisture proof coating on fibres ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion In high temperature carbonisation of coal compared to low temperature carbonisation Aromatic content of tar is low Calorific value of the coke oven gas is lower Hâ‚‚ content in the coke oven gas is more Yield of ammonia is less Aromatic content of tar is low Calorific value of the coke oven gas is lower Hâ‚‚ content in the coke oven gas is more Yield of ammonia is less ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Coals used for the generation of producer gas should have High caking index Low fusion point of ash High volatile matter content Very low ash content (8-10%) High caking index Low fusion point of ash High volatile matter content Very low ash content (8-10%) ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Tar yield in the low temperature and high temperature carbonisation of dry coal may be respectively __________ percent. 10 & 20 3 & 10 10 & 3 15 & 8 10 & 20 3 & 10 10 & 3 15 & 8 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Use of excess of combustion air in the combustion of fuels results in Long flame None of these Condensation of water vapour from the fuel gas Heat losses Long flame None of these Condensation of water vapour from the fuel gas Heat losses 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 Decolourisation of sugar Electrode manufacture Absorption of gases and vapor Solvent recovery from air and gases Decolourisation of sugar Electrode manufacture Absorption of gases and vapor ANSWER DOWNLOAD EXAMIANS APP
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