Furnace Technology In a muffle furnace, the muffle All of these Retards the heat transfer Permits the use of controlled atmosphere for the protection of stock Assists in temperature equalisation in the charge All of these Retards the heat transfer Permits the use of controlled atmosphere for the protection of stock Assists in temperature equalisation in the charge ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat balance of furnace provides means of determining the Scope of reduction of heat losses Sources of heat losses Thermal efficiency of the process All of these Scope of reduction of heat losses Sources of heat losses Thermal efficiency of the process All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The heating capacity of muffle furnace depends on the 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 Surface area & emissivity of the stock ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Decarburisation of steel Is favoured by CO₂ Is the removal of carbon from iron carbide (Fe₃C) Affects its crystalline structure All of these Is favoured by CO₂ Is the removal of carbon from iron carbide (Fe₃C) Affects its crystalline structure All of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Rate of heat release in a furnace, which is the measure of heat intensity is defined as None of these Kcal/hr/m³ combustion space Kcal/m³ combustion space Kcal/hr None of these Kcal/hr/m³ combustion space Kcal/m³ combustion space Kcal/hr ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Circulation of gases in furnace is caused by the Difference in density between hot and cold gases All of these Change in volume during a change of temperature Furnace pressure in conjunction with draft in flues Difference in density between hot and cold gases All of these Change in volume during a change of temperature Furnace pressure in conjunction with draft in flues ANSWER DOWNLOAD EXAMIANS APP