Out of the following fuels used in a furnace exhausting flue gas at a temperature of 600°C, the percentage stack loss will be maximum in case of complete combustion of
A. Furnace oil with air
B. Furnace oil with oxygen
C. Blast furnace gas with air
D. Blast furnace gas with oxygen
Answer: Option C
Related Questions on Furnace Technology
Overfire burning in a furnace is a phenomenon characterised by
A. Supply of excess fuel
B. Supply of excess air
C. Burning carbon monoxide and other incombustible in upper zone of furnace by supplying more air
D. None of these
Which of the following variables does not affect the furnace capacity?
A. Size of the furnace
B. Gas velocity in furnace
C. Ratio of wall surface to surface of stock
D. None of these
__________ is an indirectly heated furnace.
A. Open hearth furnace
B. Muffle furnace
C. Soaking pit
D. Reheating furnace
Reducing atmosphere is maintained in a
A. Calcination kiln
B. Blast furnace
C. Soaking pit
D. L.D. converter
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