Furnace Technology Forced recirculation of furnace gases is practised In furnaces, operating below 750°C To increase heat transfer by convection To ensure uniform temperature All of these In furnaces, operating below 750°C To increase heat transfer by convection To ensure uniform temperature All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of a periodic furnace is the Blast furnace stoves Blast furnace Coke oven heating chamber Rotary kilns Blast furnace stoves Blast furnace Coke oven heating chamber Rotary kilns ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not an additive for flue gases from furnace to reduce its dew-point? Fine dolomite Ammonia Alkaline powders None of these Fine dolomite Ammonia Alkaline powders None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures. 750 1250 1050 350 750 1250 1050 350 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of High thermal conductivity Both A and B Neither A nor B Low emissivity High thermal conductivity Both A and B Neither A nor B Low emissivity ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Flue gas outlet temperature from the chimney of any furnace should be ideally about __________ °C. 250 50 100 150 250 50 100 150 ANSWER DOWNLOAD EXAMIANS APP
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