Furnace Technology Artificial draught produced by a fan in the furnace can be controlled by the Speed of the fan Damper All of these Variation in the pitch of fan blades Speed of the fan Damper All of these Variation in the pitch of fan blades ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Protective gas used in the annealing furnace for steel coil comprises of 95% N₂ + 5% H₂ 100 %H₂ 5% H₂ + 9% N₂ 100% CO 95% N₂ + 5% H₂ 100 %H₂ 5% H₂ + 9% N₂ 100% CO ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Tunnel kilns are usually used for Roasting of pyrites Melting of glass Drying/tempering of refractories Reheating of slabs Roasting of pyrites Melting of glass Drying/tempering of refractories Reheating of slabs ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat transfer rate to the charge/stock in a furnace does not depend upon the Initial temperature of the charged stock Emissivity of refractory walls Type of fuels viz solid, liquid or gaseous Flue gas temperature Initial temperature of the charged stock Emissivity of refractory walls Type of fuels viz solid, liquid or gaseous Flue gas temperature ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Very high pressure boilers are usually __________ boilers. Water tube Natural circulation Fire tube Waste heat Water tube Natural circulation Fire tube Waste heat 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
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