Furnace Technology Thermal efficiency of furnaces can be improved by All of these Minimising heat losses from furnace walls Maintaining proper draught Waste heat recovery from flue gas All of these Minimising heat losses from furnace walls Maintaining proper draught Waste heat recovery from flue gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Protective gas used in the annealing furnace for steel coil comprises of 100 %H₂ 5% H₂ + 9% N₂ 95% N₂ + 5% H₂ 100% CO 100 %H₂ 5% H₂ + 9% N₂ 95% N₂ + 5% H₂ 100% CO ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Example of an indirectly heated furnace is Both A and B Muffle furnace Hood annealing furnace Neither A nor B Both A and B Muffle furnace Hood annealing furnace Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ostwald charts are meant for Computing the excess/deficiency of combustion air None of these Calculation of flue gas temperature Computation of flue gas analysis Computing the excess/deficiency of combustion air None of these Calculation of flue gas temperature Computation of flue gas analysis ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Blast furnace stoves are meant for heating Air Blast furnace gas None of these Steam Air Blast furnace gas None of these Steam ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The function of an economiser in a boiler is to preheat the Furnace oil Feedwater Pulverised coal Combustion air Furnace oil Feedwater Pulverised coal Combustion air ANSWER DOWNLOAD EXAMIANS APP
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