Furnace Technology Scaling of furnace stock is reduced by __________ in flue gas. CO All of these High CO/CO₂ H₂ CO All of these High CO/CO₂ H₂ ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a furnace employing forced draught as compared to induced draught, The fan operates hot and hence blades are liable to corrosion and erosion Positive pressure exists in the furnace Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced None of these The fan operates hot and hence blades are liable to corrosion and erosion Positive pressure exists in the furnace Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Design of waste heat boiler for recovery of waste heat from furnace gases depends upon the Dust concentration & nature of dust in waste gas All of these Quantity & temperature of waste gas Corrosive nature of the waste gas Dust concentration & nature of dust in waste gas All of these Quantity & temperature of waste gas Corrosive nature of the waste gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In furnaces operating at very high temperature (say) 1250°C, e.g. soaking pit), the maximum heat transfer takes place by Conduction Convection Radiation Can not be predicted Conduction Convection Radiation Can not be predicted ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Calcination of limestone to produce lime is done in a __________ kiln. Both B and C Rotary Vertical shaft Tunnel Both B and C Rotary Vertical shaft Tunnel ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 25 90 10 65 25 90 10 65 ANSWER DOWNLOAD EXAMIANS APP
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