Furnace Technology Scaling of furnace stock is reduced by __________ in flue gas. H₂ All of these CO High CO/CO₂ H₂ All of these CO High CO/CO₂ 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 Radiation Can not be predicted Convection Conduction Radiation Can not be predicted Convection ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Advantages of use of preheated combustion air are Reduction in scale losses All of these Saving in fuel consumption Increase in flame temperature Reduction in scale losses All of these Saving in fuel consumption Increase in flame temperature ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following variables does not affect the furnace capacity? None of these Ratio of wall surface to surface of stock Gas velocity in furnace Size of the furnace None of these Ratio of wall surface to surface of stock Gas velocity in furnace Size of the furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Artificial draught produced by a fan in the furnace can be controlled by the Speed of the fan Variation in the pitch of fan blades Damper All of these Speed of the fan Variation in the pitch of fan blades Damper All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel economy in furnaces can be achieved by All of these Preheating the combustion air Reducing the heat loss through furnace openings & doors Using oxygen enriched combustion air All of these Preheating the combustion air Reducing the heat loss through furnace openings & doors Using oxygen enriched combustion air ANSWER DOWNLOAD EXAMIANS APP
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