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 Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by Increasing the draft in the furnace Preheating the fuel gas Oxygen enrichment of combustion air Preheating the combustion air Increasing the draft in the furnace Preheating the fuel gas Oxygen enrichment of combustion air Preheating the combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of Blast furnace gas with air Furnace oil with oxygen Blast furnace gas with oxygen Furnace oil with air Blast furnace gas with air Furnace oil with oxygen Blast furnace gas with oxygen Furnace oil with air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Hearth furnaces are not used for None of these Melting Reheating Roasting None of these Melting Reheating Roasting ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat balance of furnace provides means of determining the 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 All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Regenerators are used for waste heat recovery in Soaking pits By-product coke ovens Blast furnace stoves Beehive coke oven Soaking pits By-product coke ovens Blast furnace stoves Beehive coke oven ANSWER DOWNLOAD EXAMIANS APP
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