Furnace Technology Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of Graphite powder Beryllium Zircon powder Thoria Graphite powder Beryllium Zircon powder Thoria ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology __________ atmosphere is maintained inside an iron blast furnace. Inert Decarburising Reducing Oxidising Inert Decarburising Reducing Oxidising ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Presence of SO₂ in furnace gases attacks the ferrous metal by way of Accelerating the rate of scaling Causing metal embrittlement All of these Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature Accelerating the rate of scaling Causing metal embrittlement All of these Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The advantages of firing pulverised coal in the furnace lies in the fact that, it All of these Accelerates the burning rate and economises on fuel consumption Permits the use of high ash content coal Permits the use of low fusion point ash coal All of these Accelerates the burning rate and economises on fuel consumption Permits the use of high ash content coal Permits the use of low fusion point ash coal ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is not a hearth furnace? Glass tank furnace Cupola Open hearth furnace Reheating furnace Glass tank furnace Cupola Open hearth furnace Reheating furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not a continuous waste heat recovery equipment from the flue gases going out of furnace? Ceramic recuperator Regenerator Economiser Waste heat boiler Ceramic recuperator Regenerator Economiser Waste heat boiler ANSWER DOWNLOAD EXAMIANS APP
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