Furnace Technology Regenerators compared to the recuperators for the same duty Are less costly All of these Are of smaller size Occupy more space Are less costly All of these Are of smaller size Occupy more space ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 25 65 90 10 25 65 90 10 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Protective gas used in the annealing furnace for steel coil comprises of 95% N₂ + 5% H₂ 100% CO 5% H₂ + 9% N₂ 100 %H₂ 95% N₂ + 5% H₂ 100% CO 5% H₂ + 9% N₂ 100 %H₂ ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology If fuel and air are mixed ahead of the burner, it is called a/an __________ burner. Outside mixing type Premix Rotary Diffusion Outside mixing type Premix Rotary Diffusion ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The amount of combustible escaping uncon-sumed from the furnace, depends upon the Air preheat and the flow of gases in the furnace (mixing by induction, by acceleration or by change of direction) All of these Air supplied and furnace temperature Burner design (thoroughness of mixing versus stratification) Air preheat and the flow of gases in the furnace (mixing by induction, by acceleration or by change of direction) All of these Air supplied and furnace temperature Burner design (thoroughness of mixing versus stratification) ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ostwald charts are meant for Calculation of flue gas temperature Computing the excess/deficiency of combustion air None of these Computation of flue gas analysis Calculation of flue gas temperature Computing the excess/deficiency of combustion air None of these Computation of flue gas analysis ANSWER DOWNLOAD EXAMIANS APP
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