Furnace Technology Maximum heat transfer in high temperature furnaces is by Either A, B or C; depends on the type of furnace Convection Conduction Radiation Either A, B or C; depends on the type of furnace Convection Conduction Radiation ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the Dust concentration & nature of dust in waste gas Quantity & temperature of waste gas All of these Corrosive nature of the waste gas Dust concentration & nature of dust in waste gas Quantity & temperature of waste gas All of these Corrosive nature of the waste gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Means for giving direction to the circulation of gases in furnaces are Location of outlet ports and heating & combustion devices Arrangement of heating stock in the furnaces Fans All of these Location of outlet ports and heating & combustion devices Arrangement of heating stock in the furnaces Fans All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The amount of combustible escaping uncon-sumed from the furnace, depends upon the All of these Air supplied and furnace temperature Air preheat and the flow of gases in the furnace (mixing by induction, by acceleration or by change of direction) Burner design (thoroughness of mixing versus stratification) All of these Air supplied and furnace temperature Air preheat and the flow of gases in the furnace (mixing by induction, by acceleration or by change of direction) Burner design (thoroughness of mixing versus stratification) ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The main function of a muffle in the muffle furnace is to Neither A nor B Smooth out temperature inequalities on the combustion side of the muffle wall Protect the charge from the effects of the products of combustion Both A & B Neither A nor B Smooth out temperature inequalities on the combustion side of the muffle wall Protect the charge from the effects of the products of combustion Both A & B 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? Saving in fuel consumption Reduction in scale losses Increase in calorific value of the fuel Increase in flame temperature Saving in fuel consumption Reduction in scale losses Increase in calorific value of the fuel Increase in flame temperature ANSWER DOWNLOAD EXAMIANS APP
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