Furnace Technology Decarburisation of steel Is the removal of carbon from iron carbide (Fe₃C) Is favoured by CO₂ All of these Affects its crystalline structure Is the removal of carbon from iron carbide (Fe₃C) Is favoured by CO₂ All of these Affects its crystalline structure ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The advantages of firing pulverised coal in the furnace lies in the fact that, it Accelerates the burning rate and economises on fuel consumption All of these Permits the use of low fusion point ash coal Permits the use of high ash content coal Accelerates the burning rate and economises on fuel consumption All of these Permits the use of low fusion point ash coal Permits the use of high ash content coal 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? Increase in calorific value of the fuel Reduction in scale losses Saving in fuel consumption Increase in flame temperature Increase in calorific value of the fuel Reduction in scale losses Saving in fuel consumption Increase in flame temperature ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which is a continuous furnace? Coke ovens None of these Annealing furnace Glass tank furnace Coke ovens None of these Annealing furnace Glass tank furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Higher furnace temperature can not be achieved by use of a lean fuel gas in the furnace by Oxygen enrichment of combustion air Increasing the draft in the furnace Preheating the fuel gas Preheating the combustion air Oxygen enrichment of combustion air Increasing the draft in the furnace Preheating the fuel gas Preheating the combustion air ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat transfer rate to the stock/charge in the furnace does not depend upon the Use of waste heat recovery equipments Thickness of the stock Size of the furance Emissivity of the refactory walls Use of waste heat recovery equipments Thickness of the stock Size of the furance Emissivity of the refactory walls ANSWER DOWNLOAD EXAMIANS APP
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