Furnace Technology Presence of SO₂ in furnace gases attacks the ferrous metal by way of Accelerating the rate of scaling Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature All of these Causing metal embrittlement Accelerating the rate of scaling Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature All of these Causing metal embrittlement ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Specific heating capacity of a furnace is expressed as Weight heated/furnace volume None of these Weight heated/hr/furnace volume Weight heated/hr Weight heated/furnace volume None of these Weight heated/hr/furnace volume Weight heated/hr ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not a directly fired furnace? By-product coke oven Open hearth furnace Sintering furnace Calcination kiln By-product coke oven Open hearth furnace Sintering furnace Calcination kiln ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Regenerators are installed in Open hearth furnace Coke ovens Both A & B Neither A nor B Open hearth furnace Coke ovens Both A & B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum heat transfer in high temperature furnaces is by Conduction Radiation Either A, B or C; depends on the type of furnace Convection Conduction Radiation Either A, B or C; depends on the type of furnace Convection ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a periodic furnace? Reheating furnace Soaking pit Rotary kiln Tunnel kiln Reheating furnace Soaking pit Rotary kiln Tunnel kiln ANSWER DOWNLOAD EXAMIANS APP
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