Furnace Technology Neutral atmosphere is maintained in a/an __________ furnace. Open hearth Cold rolled steel coil annealing Walking beam reheating Soaking pit Open hearth Cold rolled steel coil annealing Walking beam reheating Soaking pit ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a furnace employing forced draught as compared to induced draught, Positive pressure exists in the furnace The fan operates hot and hence blades are liable to corrosion and erosion None of these Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced Positive pressure exists in the furnace The fan operates hot and hence blades are liable to corrosion and erosion None of these Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Temperature of a furnace fired with low calorific value fuel gas (i.e. lean gas) can be increased by Oxygen enrichment of combustion air Preheating the fuel gas All of these Preheating the combustion air Oxygen enrichment of combustion air Preheating the fuel gas All of these Preheating the combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C. 3000 2000 4500 6000 3000 2000 4500 6000 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not an additive for flue gases from furnace to reduce its dew-point? Ammonia Fine dolomite Alkaline powders None of these Ammonia Fine dolomite Alkaline powders None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Size of the combustion chamber of a furnace depends upon the All of these Method of mixing the fuel & air Preheat temperature of fuel & air Heat release rate of the fuel All of these Method of mixing the fuel & air Preheat temperature of fuel & air Heat release rate of the fuel ANSWER DOWNLOAD EXAMIANS APP
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