Furnace Technology The heating capacity of continuous reheating furnace depends upon the Ratio of wall surface to stock surface All of these Emissivity of the stock Hearth area and furnace temperature Ratio of wall surface to stock surface All of these Emissivity of the stock Hearth area and furnace temperature ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Example of an indirectly heated furnace is Neither A nor B Muffle furnace Both A and B Hood annealing furnace Neither A nor B Muffle furnace Both A and B Hood annealing furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in furnaces can be achieved by All of these Using oxygen enriched combustion air Reducing the heat loss through furnace openings & doors Preheating the combustion air All of these Using oxygen enriched combustion air Reducing the heat loss through furnace openings & doors Preheating the combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following accentuates clinker-ing troubles on furnace grate burning coal? Thick firebed and preheated primary air Low forced draft & fuel bed temperature All of these Low reactivity of carbonised residue containing high proportion of iron & sulphur Thick firebed and preheated primary air Low forced draft & fuel bed temperature All of these Low reactivity of carbonised residue containing high proportion of iron & sulphur ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is not accomplished in an underfired furnace? Increase in heating capacity/m² of floor space Reduction in the temperature of furnace gases Portection of the periphery of the charge from excessive radiation Elimination of cold spot at the bottom of the charge Increase in heating capacity/m² of floor space Reduction in the temperature of furnace gases Portection of the periphery of the charge from excessive radiation Elimination of cold spot at the bottom of the charge ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Rotary kilns are used in the Cement manufacture Both A and B Neither A nor B Calcination of limestone & dolomite Cement manufacture Both A and B Neither A nor B Calcination of limestone & dolomite ANSWER DOWNLOAD EXAMIANS APP
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