Refractory Technology Which furnace consumes maximum refractory annually in an integrated steel plant? Coke ovens L.D. converter Soaking pit Blastfurnace Coke ovens L.D. converter Soaking pit Blastfurnace ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Beryllia (which is used in making crucibles for melting uranium & thorium) is superior to alumina in all respects for high temperature (> 1900°C ) use, except Cost Thermal conductivity Electrical conductivity Fusion point Cost Thermal conductivity Electrical conductivity Fusion point ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is a basic refractory? Chrome magnesite Silica Fireclay None of these Chrome magnesite Silica Fireclay None of these ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ nozzles are used in continuous casting of steel, Beryllia Carborundum Zircon Thoria Beryllia Carborundum Zircon Thoria ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology With increase in the alumina content in firebricks, its fusion point (refractoriness) Remains unchanged Decreases Decreases linearly Increases Remains unchanged Decreases Decreases linearly Increases ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carbon refractories Have extremely low thermal & electrical conductivities Are not attacked by slags, as they are not wetted by melts Do not burn/oxidise, when exposed to air on heating Do not resist temperature fluctuations Have extremely low thermal & electrical conductivities Are not attacked by slags, as they are not wetted by melts Do not burn/oxidise, when exposed to air on heating Do not resist temperature fluctuations ANSWER DOWNLOAD EXAMIANS APP
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