Furnace Technology In which of the waste heat recovery equipment, the flow of flue gas and air is alternately reversed after a fixed interval of time? Regenerator Recuperator None of these Waste heat boiler Regenerator Recuperator None of these Waste heat boiler ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The thermal efficiency of an air/fuel gas preheating recuperator may be as high as __________ percent. 65 85 99 50 65 85 99 50 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 Fans All of these Arrangement of heating stock in the furnaces Location of outlet ports and heating & combustion devices Fans All of these Arrangement of heating stock in the furnaces 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 Neutral atmosphere is maintained in a/an __________ furnace. Cold rolled steel coil annealing Walking beam reheating Open hearth Soaking pit Cold rolled steel coil annealing Walking beam reheating Open hearth Soaking pit ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In low or standard frequency induction furnace, heat is produced by the Combination of induced current and skin effect Induction and resistance Current flow through a heating element None of these Combination of induced current and skin effect Induction and resistance Current flow through a heating element None of these ANSWER DOWNLOAD EXAMIANS APP
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