Furnace Technology Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by Oxygen enrichment of combustion air Preheating the fuel gas Increasing the draft in the furnace Preheating the combustion air Oxygen enrichment of combustion air Preheating the fuel gas Increasing the draft in the furnace Preheating the combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Reverberatory furnace is used for Heating air Steel melting Roasting/reduction of ores Annealing steel coil Heating air Steel melting Roasting/reduction of ores Annealing steel coil ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Presence of SO₂ in furnace gases attacks the ferrous metal by way of All of these Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature Causing metal embrittlement Accelerating the rate of scaling All of these Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature Causing metal embrittlement Accelerating the rate of scaling 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 Zircon powder Graphite powder Thoria Beryllium Zircon powder Graphite powder Thoria Beryllium ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a directly fired intermittant furnace? Reverberatory furnace Tower furnace Tunnel kiln Walking beam reheating furnace Reverberatory furnace Tower furnace Tunnel kiln Walking beam reheating furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Dampers are located After the I.D. fan Anywhere after the I.D. fan Before the I.D fan Near the top of the chimney After the I.D. fan Anywhere after the I.D. fan Before the I.D fan Near the top of the chimney ANSWER DOWNLOAD EXAMIANS APP
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