Furnace Technology __________ atmosphere is maintained inside an iron blast furnace. Oxidising Decarburising Reducing Inert Oxidising Decarburising Reducing Inert ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In practical operation of any furnace, zero oxygen percentage or theoretical CO₂ percentage in flue gas is rarely achieved, because of Imperfect mixing of fuel & air and infiltration of air Use of excessive positive draft in the furnace Use of pulverised solid fuels Use of non-preheated combustion air Imperfect mixing of fuel & air and infiltration of air Use of excessive positive draft in the furnace Use of pulverised solid fuels Use of non-preheated combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in furnaces can be achieved by Using oxygen enriched combustion air All of these Preheating the combustion air Reducing the heat loss through furnace openings & doors Using oxygen enriched combustion air All of these Preheating the combustion air Reducing the heat loss through furnace openings & doors 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. 750 1050 350 1250 750 1050 350 1250 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heating capacity of continuous reheating furnace depends upon the All of these Hearth area and furnace temperature Emissivity of the stock Ratio of wall surface to stock surface All of these Hearth area and furnace temperature Emissivity of the stock Ratio of wall surface to stock surface ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a periodic furnace? Reheating furnace Soaking pit Tunnel kiln Rotary kiln Reheating furnace Soaking pit Tunnel kiln Rotary kiln ANSWER DOWNLOAD EXAMIANS APP
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