Furnace Technology The main function of a muffle in the muffle furnace is to Both A & B Protect the charge from the effects of the products of combustion Neither A nor B Smooth out temperature inequalities on the combustion side of the muffle wall Both A & B Protect the charge from the effects of the products of combustion Neither A nor B Smooth out temperature inequalities on the combustion side of the muffle wall ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Oxygen enrichment of combustion air does not result in increase of the Oxygen in the flue gas Flame temperature Stack loss Heat transfer rate in the furnace Oxygen in the flue gas Flame temperature Stack loss Heat transfer rate in the furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a furnace operation, which is not preheated? Both A and B Solid fuels Hydrocarbon containing fuel gases (e.g. coke oven gas, refinery gas etc.) Neither A nor B Both A and B Solid fuels Hydrocarbon containing fuel gases (e.g. coke oven gas, refinery gas etc.) Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a heat treatment furnace? Rotary kiln Reheating furnace Annealing furnace Muffle furnace Rotary kiln Reheating furnace Annealing furnace Muffle furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Air filtration in a furnace None of these Reduces its thermal efficiency Is indicated by flame sting out Increases the flue gas temperature None of these Reduces its thermal efficiency Is indicated by flame sting out Increases the flue gas temperature ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Presence of SO₂ in furnace gases attacks the ferrous metal by way of 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 All of these Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature Causing metal embrittlement ANSWER DOWNLOAD EXAMIANS APP
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