Furnace Technology Means for giving direction to the circulation of gases in furnaces are Arrangement of heating stock in the furnaces Fans All of these Location of outlet ports and heating & combustion devices Arrangement of heating stock in the furnaces Fans All of these Location of outlet ports and heating & combustion devices 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 Corrosive nature of the waste gas All of these Dust concentration & nature of dust in waste gas Quantity & temperature of waste gas Corrosive nature of the waste gas All of these Dust concentration & nature of dust in waste gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is a continuous furnace? None of these Annealing furnace Coke ovens Glass tank furnace None of these Annealing furnace Coke ovens Glass tank furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Presence of SO₂ in furnace gases attacks the ferrous metal by way of All of these Accelerating the rate of scaling Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature Causing metal embrittlement All of these Accelerating the rate of scaling Attacking the grain boundaries; particularly severe on low carbon and nickel bearing steels at high temperature Causing metal embrittlement ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heating capacity of muffle furnace depends on the Surface area & emissivity of the stock Both A & B Properties of the muffle wall (temperature, area, emissivity) Neither A nor B Surface area & emissivity of the stock Both A & B Properties of the muffle wall (temperature, area, emissivity) Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following advantages is not associated with the use of preheated air for combustion of a fuel in the furnace? Reduction in scale losses Saving in fuel consumption Increase in calorific value of the fuel Increase in flame temperature Reduction in scale losses Saving in fuel consumption Increase in calorific value of the fuel Increase in flame temperature ANSWER DOWNLOAD EXAMIANS APP
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