Furnace Technology The amount of combustible escaping uncon-sumed from the furnace, depends upon the Air supplied and furnace temperature Burner design (thoroughness of mixing versus stratification) All of these Air preheat and the flow of gases in the furnace (mixing by induction, by acceleration or by change of direction) Air supplied and furnace temperature Burner design (thoroughness of mixing versus stratification) All of these Air preheat and the flow of gases in the furnace (mixing by induction, by acceleration or by change of direction) ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thermal efficiency of furnaces can be improved by Minimising heat losses from furnace walls Waste heat recovery from flue gas Maintaining proper draught All of these Minimising heat losses from furnace walls Waste heat recovery from flue gas Maintaining proper draught All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not an additive for flue gases from furnace to reduce its dew-point? Alkaline powders Fine dolomite None of these Ammonia Alkaline powders Fine dolomite None of these Ammonia ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of a periodic furnace is the Rotary kilns Blast furnace Coke oven heating chamber Blast furnace stoves Rotary kilns Blast furnace Coke oven heating chamber Blast furnace stoves ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C. 5 60 40 20 5 60 40 20 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology __________ furnace is not an electric furnace. Resistance Pot Arc Induction Resistance Pot Arc Induction ANSWER DOWNLOAD EXAMIANS APP
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