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 pulverised solid fuels Use of non-preheated combustion air Use of excessive positive draft in the furnace Imperfect mixing of fuel & air and infiltration of air Use of pulverised solid fuels Use of non-preheated combustion air Use of excessive positive draft in the furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is not a continuous waste heat recovery equipment from the flue gases going out of furnace? Regenerator Waste heat boiler Ceramic recuperator Economiser Regenerator Waste heat boiler Ceramic recuperator Economiser ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Shaft furnaces are used for Roasting Smelting Calcining All of these Roasting Smelting Calcining All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Unit of furnace loading is Ton stock/hr/m² hearth area Ton stock/m² hearth area Both B and C Ton stock/hr Ton stock/hr/m² hearth area Ton stock/m² hearth area Both B and C Ton stock/hr ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Means for giving direction to the circulation of gases in furnaces are All of these Fans Arrangement of heating stock in the furnaces Location of outlet ports and heating & combustion devices All of these Fans Arrangement of heating stock in the furnaces Location of outlet ports and heating & combustion devices ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Flue gas outlet temperature from the chimney of any furnace should be ideally about __________ °C. 50 150 100 250 50 150 100 250 ANSWER DOWNLOAD EXAMIANS APP
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