Furnace Technology Thermal efficiency of blast furnace stoves used for heating blast (air) may be about __________ percent. 40 20 80 60 40 20 80 60 ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Blast furnace stoves are meant for heating Blast furnace gas Steam Air None of these Blast furnace gas Steam Air None of these ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Power required in case of forced draught as compared to induced draught (for the same draught produced) is Less More Same Either more or less; depends on the flue gas density Answer: Option B Less More Same Either more or less; depends on the flue gas density Answer: Option B ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Fuel used in B.F. stove is Coke oven gas Pulverised coal Furnace oil Blast furnace gas/mixed gas Coke oven gas Pulverised coal Furnace oil Blast furnace gas/mixed gas ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology Maximum heat transfer in high temperature furnaces is by Convection Radiation Conduction Either A, B or C; depends on the type of furnace Convection Radiation Conduction Either A, B or C; depends on the type of furnace ANSWER DOWNLOAD EXAMIANS APP
Furnace Technology The purpose of controlling the furnace atmosphere is to prevent surface attack by Oxidation/scaling Sulphur penetration Decarburising Either of the above Oxidation/scaling Sulphur penetration Decarburising Either of the above ANSWER DOWNLOAD EXAMIANS APP
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