Furnace Technology Decarburisation of steel Is the removal of carbon from iron carbide (Fe₃C) All of these Is favoured by CO₂ Affects its crystalline structure Is the removal of carbon from iron carbide (Fe₃C) All of these Is favoured by CO₂ Affects its crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In order to maintain a reducing atmosphere in a furnace, it should have None of these High excess air No O₂ in flue gas CO in flue gas None of these High excess air No O₂ in flue gas CO in flue gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ceramic recuperators (made of SiC) is economical, only when used for preheating combustion air above __________ °C. 850 650 250 1000 850 650 250 1000 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Soaking pits are meant for heating steel Ingots Slabs Coils Sheets Ingots Slabs Coils Sheets 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 Neither A nor B High thermal conductivity Low emissivity Both A and B Neither A nor B High thermal conductivity Low emissivity Both A and B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of Beryllium Thoria Zircon powder Graphite powder Beryllium Thoria Zircon powder Graphite powder ANSWER DOWNLOAD EXAMIANS APP
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