Furnace Technology While the fuel fired furnace can be used upto a maximum temperature of about 1700°C, the electric furnace can be used upto a temperature of about __________ °C. 2000 3000 4500 6000 2000 3000 4500 6000 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is the most suitable for preheating combustion air above 650°C ? None of these Metallic recuperator Ceramic recuperator Regenerator None of these Metallic recuperator Ceramic recuperator Regenerator ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Decarburisation of steel Is favoured by CO₂ Affects its crystalline structure All of these Is the removal of carbon from iron carbide (Fe₃C) Is favoured by CO₂ Affects its crystalline structure All of these Is the removal of carbon from iron carbide (Fe₃C) ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Recuperator is Heavier than regenerator meant for the same duty A continuous waste heat recovery equipment Not used for fuel gas preheating An intermittant waste heat recovery equipment Heavier than regenerator meant for the same duty A continuous waste heat recovery equipment Not used for fuel gas preheating An intermittant waste heat recovery equipment ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology To reduce the stack loss, heat recovery from flue gas can be done by All of these Preheating of cold stock Steam generation in waste heat boilers Preheating of combustion air All of these Preheating of cold stock Steam generation in waste heat boilers Preheating of combustion air 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
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