Furnace Technology Which is not a hearth furnace? Glass tank furnace Reheating furnace Open hearth furnace Cupola Glass tank furnace Reheating furnace Open hearth furnace Cupola ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The thermal efficiency of an air/fuel gas preheating recuperator may be as high as __________ percent. 99 85 50 65 99 85 50 65 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Low stack loss indicates the Inefficient use of fuel Oxygen enrichment of combustion air Efficient use of fuel Use of sub-stoichiometric air for combustion Inefficient use of fuel Oxygen enrichment of combustion air Efficient use of fuel Use of sub-stoichiometric air for combustion ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In order to maintain a reducing atmosphere in a furnace, it should have No O₂ in flue gas CO in flue gas High excess air None of these No O₂ in flue gas CO in flue gas High excess air None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In reverberatory furnace, charge is heated mainly by Radiation of heat from the roof of the combustion chamber Natural convection Conduction None of these Radiation of heat from the roof of the combustion chamber Natural convection Conduction None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace? Reduction in scale losses Increase in flame temperature Increase in calorific value of the fuel Saving in fuel consumption Reduction in scale losses Increase in flame temperature Increase in calorific value of the fuel Saving in fuel consumption ANSWER DOWNLOAD EXAMIANS APP