Furnace Technology Thickness of stock does not affect the fuel economy of furnaces, if the material to be heated is of Both A and B High thermal conductivity Neither A nor B Low emissivity Both A and B High thermal conductivity Neither A nor B Low emissivity ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following accentuates clinker-ing troubles on furnace grate burning coal? Low forced draft & fuel bed temperature All of these Thick firebed and preheated primary air Low reactivity of carbonised residue containing high proportion of iron & sulphur Low forced draft & fuel bed temperature All of these Thick firebed and preheated primary air Low reactivity of carbonised residue containing high proportion of iron & sulphur ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the Quantity & temperature of waste gas Dust concentration & nature of dust in waste gas All of these Corrosive nature of the waste gas Quantity & temperature of waste gas Dust concentration & nature of dust in waste gas All of these Corrosive nature of the waste gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Size of the combustion chamber of a furnace depends upon the Preheat temperature of fuel & air Method of mixing the fuel & air Heat release rate of the fuel All of these Preheat temperature of fuel & air Method of mixing the fuel & air Heat release rate of the fuel All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In case of pulverised coal fired steam boiler, the secondary air serves the main purpose of Drying of coal Combustion of coal by supplying it around the burner Transportation of coal Preheating the primary air Drying of coal Combustion of coal by supplying it around the burner Transportation of coal Preheating the primary air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Rotary kilns are used in the Calcination of limestone & dolomite Cement manufacture Neither A nor B Both A and B Calcination of limestone & dolomite Cement manufacture Neither A nor B Both A and B ANSWER DOWNLOAD EXAMIANS APP
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