Furnace Technology The main function of a muffle in the muffle furnace is to Neither A nor B Smooth out temperature inequalities on the combustion side of the muffle wall Protect the charge from the effects of the products of combustion Both A & B Neither A nor B Smooth out temperature inequalities on the combustion side of the muffle wall Protect the charge from the effects of the products of combustion Both A & B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum thermal efficiency of boiler may be about __________ percent. 10 90 65 25 10 90 65 25 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Combustion of furnace oil in a furnace (soaking pit) with preheated combustion air at 400°C results in saving of about __________ percent furnace oil as compared to its combustion with atmospheric air, if the flue gas outlet temperature from the soaking pit is 1200°C. 40 5 20 60 40 5 20 60 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The method of Lobo and Evans is concerned with the calculation of the Heat transfer in vacuum condensers Heat transfer by forced convection in a reboiler Heat absorption in radiant section of a furnace Mass transfer co-efficient Heat transfer in vacuum condensers Heat transfer by forced convection in a reboiler Heat absorption in radiant section of a furnace Mass transfer co-efficient ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Which of the following is a batch furnace? Reheating furnace None of these Glass tank furnace Cupola Reheating furnace None of these Glass tank furnace Cupola ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Heat transfer rate to the charge/stock in a furnace does not depend upon the Flue gas temperature Type of fuels viz solid, liquid or gaseous Initial temperature of the charged stock Emissivity of refractory walls Flue gas temperature Type of fuels viz solid, liquid or gaseous Initial temperature of the charged stock Emissivity of refractory walls ANSWER DOWNLOAD EXAMIANS APP
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