Furnace Technology Ceramic coating material for furnace refractory, which increases its emissivity and thus the radiation heat transfer rate in the furnace, comprises of Thoria Zircon powder Beryllium Graphite powder Thoria Zircon powder Beryllium Graphite powder ANSWER DOWNLOAD EXAMIANS APP
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 Heat balance of furnace provides means of determining the All of these Sources of heat losses Scope of reduction of heat losses Thermal efficiency of the process All of these Sources of heat losses Scope of reduction of heat losses Thermal efficiency of the process ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology A refractory wall separating the stock and the source of heat is provided in a Updraft kiln None of these Continuous furnace Muffle furnace Updraft kiln None of these Continuous furnace Muffle furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Main gas valve in a gaseous fuel burner is a __________ valve. Globe Butterfly Gate None of these Globe Butterfly Gate None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thermal efficiency of a limestone calcination rotary kiln may be around __________ percent. 20 65 40 80 20 65 40 80 ANSWER DOWNLOAD EXAMIANS APP
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