Furnace Technology Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of Furnace oil with oxygen Blast furnace gas with oxygen Blast furnace gas with air Furnace oil with air Furnace oil with oxygen Blast furnace gas with oxygen Blast furnace gas with air Furnace oil with air 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 Can not be predicted Radiation Conduction Convection Can not be predicted Radiation Conduction Convection ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Very high pressure boilers are usually __________ boilers. Water tube Natural circulation Waste heat Fire tube Water tube Natural circulation Waste heat Fire tube ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In order to maintain a reducing atmosphere in a furnace, it should have CO in flue gas None of these High excess air No O₂ in flue gas CO in flue gas None of these High excess air No O₂ in flue gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Overfire burning in a furnace is a phenomenon characterised by Supply of excess air Burning carbon monoxide and other incombustible in upper zone of furnace by supplying more air Supply of excess fuel None of these Supply of excess air Burning carbon monoxide and other incombustible in upper zone of furnace by supplying more air Supply of excess fuel None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology In a furnace employing forced draught as compared to induced draught, Positive pressure exists in the furnace The fan operates hot and hence blades are liable to corrosion and erosion Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced None of these Positive pressure exists in the furnace The fan operates hot and hence blades are liable to corrosion and erosion Air is sucked in, so air leaks are more and hence the furnace efficiency is reduced None of these ANSWER DOWNLOAD EXAMIANS APP
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