Furnace Technology Temperature of a furnace fired with low calorific value fuel gas (i.e. lean gas) can be increased by Preheating the fuel gas Preheating the combustion air All of these Oxygen enrichment of combustion air Preheating the fuel gas Preheating the combustion air All of these Oxygen enrichment of combustion air 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 Maximum heat transfer in high temperature furnaces is by Convection Radiation Conduction Either A, B or C; depends on the type of furnace Convection Radiation Conduction Either A, B or C; depends on the type of furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Flue gas outlet temperature from the chimney of any furnace should be ideally about __________ °C. 50 100 250 150 50 100 250 150 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology If fuel and air are mixed ahead of the burner, it is called a/an __________ burner. Rotary Outside mixing type Diffusion Premix Rotary Outside mixing type Diffusion Premix ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs an I.D. fan for the removal of flue gases from the furnace? Coke oven Blast furnace stoves Beehive coke oven High pressure boiler Coke oven Blast furnace stoves Beehive coke oven High pressure boiler ANSWER DOWNLOAD EXAMIANS APP
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