Furnace Technology In order to maintain an oxidising atmosphere in a furnace, it should have More of CO in flue gas Less of excess air More of excess air More of CO₂ in flue gas More of CO in flue gas Less of excess air More of excess air More of CO₂ in flue gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Reheating furnace (pusher type) is used for heating Steel sheets Steel coils Slabs Ingots Steel sheets Steel coils Slabs Ingots ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The resistance furnace produces heat by the Electric arc struck between electrodes and the charge Flow of current through a heating element None of these Combination of induced current and skin effect Electric arc struck between electrodes and the charge Flow of current through a heating element None of these Combination of induced current and skin effect ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Thermal efficiency of furnaces can be improved by Waste heat recovery from flue gas All of these Minimising heat losses from furnace walls Maintaining proper draught Waste heat recovery from flue gas All of these Minimising heat losses from furnace walls Maintaining proper draught ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat balance of furnace provides means of determining the All of these Thermal efficiency of the process Sources of heat losses Scope of reduction of heat losses All of these Thermal efficiency of the process Sources of heat losses Scope of reduction of heat losses ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Circulation of gases in furnace is caused by the All of these Change in volume during a change of temperature Difference in density between hot and cold gases Furnace pressure in conjunction with draft in flues All of these Change in volume during a change of temperature Difference in density between hot and cold gases Furnace pressure in conjunction with draft in flues ANSWER DOWNLOAD EXAMIANS APP