Furnace Technology Example of an indirectly heated furnace is Neither A nor B Muffle furnace Hood annealing furnace Both A and B Neither A nor B Muffle furnace Hood annealing furnace Both A and B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The main function of a muffle in the muffle furnace is to Both A & B Smooth out temperature inequalities on the combustion side of the muffle wall Neither A nor B Protect the charge from the effects of the products of combustion Both A & B Smooth out temperature inequalities on the combustion side of the muffle wall Neither A nor B Protect the charge from the effects of the products of combustion 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. 5 20 60 40 5 20 60 40 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology __________ atmosphere is maintained inside an iron blast furnace. Oxidising Decarburising Inert Reducing Oxidising Decarburising Inert Reducing ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Turn down ratio of a burner Should be 1:1 for a batch type furnace. Should be as low as possible i.e., 1 : 2 Is normally much more for a continuous furnace as compared to a batch furnace Is the ratio of maximum to minimum permissible heat input rates Should be 1:1 for a batch type furnace. Should be as low as possible i.e., 1 : 2 Is normally much more for a continuous furnace as compared to a batch furnace Is the ratio of maximum to minimum permissible heat input rates ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Reducing atmosphere is maintained in a L.D. converter Soaking pit Calcination kiln Blast furnace L.D. converter Soaking pit Calcination kiln Blast furnace ANSWER DOWNLOAD EXAMIANS APP
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