Furnace Technology Overall thermal efficiency of a lumpy coal fired suitably designed heating furnace, if operated & maintained properly may be about __________ percent. 45-50 44119 25-30 65-70 45-50 44119 25-30 65-70 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a batch furnace? Cupola None of these Reheating furnace Glass tank furnace Cupola None of these Reheating furnace Glass tank furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Decarburisation of steel All of these Affects its crystalline structure Is favoured by CO₂ Is the removal of carbon from iron carbide (Fe₃C) All of these Affects its crystalline structure Is favoured by CO₂ Is the removal of carbon from iron carbide (Fe₃C) 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 40 20 60 5 40 20 60 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a periodic furnace? Rotary kiln Tunnel kiln Soaking pit Reheating furnace Rotary kiln Tunnel kiln Soaking pit Reheating furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs an I.D. fan for the removal of flue gases from the furnace? Beehive coke oven Coke oven High pressure boiler Blast furnace stoves Beehive coke oven Coke oven High pressure boiler Blast furnace stoves ANSWER DOWNLOAD EXAMIANS APP
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