Furnace Technology Oxygen enrichment of combustion air does not result in increase of the Oxygen in the flue gas Stack loss Heat transfer rate in the furnace Flame temperature Oxygen in the flue gas Stack loss Heat transfer rate in the furnace Flame temperature ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology To reduce the stack loss, heat recovery from flue gas can be done by Preheating of cold stock Preheating of combustion air All of these Steam generation in waste heat boilers Preheating of cold stock Preheating of combustion air All of these Steam generation in waste heat boilers ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology An example of shaft furnace is the L.D. converter Glass melting tank Blast furnace Soaking pit L.D. converter Glass melting tank Blast furnace Soaking pit ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ceramic recuperators (made of SiC) is economical, only when used for preheating combustion air above __________ °C. 650 850 1000 250 650 850 1000 250 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In reverberatory furnace, charge is heated mainly by Conduction None of these Natural convection Radiation of heat from the roof of the combustion chamber Conduction None of these Natural convection Radiation of heat from the roof of the combustion chamber ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures. 750 350 1050 1250 750 350 1050 1250 ANSWER DOWNLOAD EXAMIANS APP
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