Furnace Technology Which of the following is not a continuous waste heat recovery equipment from the flue gases going out of furnace? Waste heat boiler Ceramic recuperator Regenerator Economiser Waste heat boiler Ceramic recuperator Regenerator Economiser ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An electric furnace producing heat by means of an electric arc struck between each of three electrodes and the charge is called __________ furnace. Resistance Low frequency induction None of these Arc Resistance Low frequency induction None of these Arc 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 Ammonia None of these Fine dolomite Alkaline powders Ammonia None of these Fine dolomite ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The thermal efficiency of an air/fuel gas preheating recuperator may be as high as __________ percent. 50 85 99 65 50 85 99 65 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of Preheating the primary air Drying of coal Combustion of coal by supplying it around the burner Transportation of coal Preheating the primary air Drying of coal Combustion of coal by supplying it around the burner Transportation of coal ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is not accomplished in an underfired furnace? Increase in heating capacity/m² of floor space Elimination of cold spot at the bottom of the charge Reduction in the temperature of furnace gases Portection of the periphery of the charge from excessive radiation Increase in heating capacity/m² of floor space Elimination of cold spot at the bottom of the charge Reduction in the temperature of furnace gases Portection of the periphery of the charge from excessive radiation ANSWER DOWNLOAD EXAMIANS APP
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