Fuels and Combustion Light oil whose major component is benzol, is obtained by the distillation of crude tar in the temperature range of __________ °C. 200-300 280-300 80-170 250-270 200-300 280-300 80-170 250-270 ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Incomplete combustion of fuel in the furnace is judged by high __________ of the flue gases. CO content CO₂ content O₂ content Dew point CO content CO₂ content O₂ content Dew point ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Hard pitch is used for making Plastics Insecticides Pulverised fuel Perfumes Plastics Insecticides Pulverised fuel Perfumes ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Turndown ratio of a gas burner is equal to the 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 Both A & B Maximum to minimum permissible gas flow rate ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Blast furnace coke is made from coal by Heating the coal in an oven in presence of air High temperature carbonisation Low temperature carbonisation Medium temperature carbonisation Heating the coal in an oven in presence of air High temperature carbonisation Low temperature carbonisation Medium temperature carbonisation ANSWER DOWNLOAD EXAMIANS APP
Fuels and Combustion Tolerable concentration of toxic carbon monoxide in atmospheric air is about __________ PPm. 10000 5000 1000 50 10000 5000 1000 50 ANSWER DOWNLOAD EXAMIANS APP
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