Furnace Technology Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by Oxygen enrichment of combustion air Increasing the draft in the furnace Preheating the combustion air Preheating the fuel gas Oxygen enrichment of combustion air Increasing the draft in the furnace Preheating the combustion air Preheating the fuel gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat transfer takes place through a liquid medium surrounding the submerged material under heating, in case of a/an Salt bath furnace Annealing furnace Steam boiler Blast furnace Salt bath furnace Annealing furnace Steam boiler Blast furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 10 65 90 25 10 65 90 25 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In order to maintain an oxidising atmosphere in a furnace, it should have Less of excess air More of excess air More of CO₂ in flue gas More of CO in flue gas Less of excess air More of excess air More of CO₂ in flue gas More of CO in flue gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Reverberatory furnace is used for Heating air Annealing steel coil Roasting/reduction of ores Steel melting Heating air Annealing steel coil Roasting/reduction of ores Steel melting ANSWER DOWNLOAD EXAMIANS APP
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? Waste heat boiler Recuperator None of these Regenerator Waste heat boiler Recuperator None of these Regenerator ANSWER DOWNLOAD EXAMIANS APP
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