Furnace Technology The heating capacity of continuous reheating furnace depends upon the All of these Hearth area and furnace temperature Ratio of wall surface to stock surface Emissivity of the stock All of these Hearth area and furnace temperature Ratio of wall surface to stock surface Emissivity of the stock ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Recuperator is Not used for fuel gas preheating Heavier than regenerator meant for the same duty An intermittant waste heat recovery equipment A continuous waste heat recovery equipment Not used for fuel gas preheating Heavier than regenerator meant for the same duty An intermittant waste heat recovery equipment A continuous waste heat recovery equipment ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Decarburisation of steel All of these Is favoured by CO₂ Is the removal of carbon from iron carbide (Fe₃C) Affects its crystalline structure All of these Is favoured by CO₂ Is the removal of carbon from iron carbide (Fe₃C) Affects its crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Ceramic recuperators (made of SiC) is economical, only when used for preheating combustion air above __________ °C. 850 1000 650 250 850 1000 650 250 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Metallic recuperators are not used for waste heat recovery, if the hot flue gas temperature is above __________ °C, because corrosion prevails at higher temperatures. 350 750 1250 1050 350 750 1250 1050 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which furnace employs an I.D. fan for the removal of flue gases from the furnace? Coke oven Beehive coke oven High pressure boiler Blast furnace stoves Coke oven Beehive coke oven High pressure boiler Blast furnace stoves ANSWER DOWNLOAD EXAMIANS APP
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