Refractory Technology Which of the following is not an acidic refractory? Silica bricks Bauxite bricks Magnesia bricks Fireclay bricks Silica bricks Bauxite bricks Magnesia bricks Fireclay bricks ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ is not a single oxiderefractory. Zirconia None of these Silicon carbide Magnesia Zirconia None of these Silicon carbide Magnesia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Fireclay bricks are not used in the Combustion chamber of B.F. stoves By-product coke oven walls Beehive coke oven Coke oven regenerators Combustion chamber of B.F. stoves By-product coke oven walls Beehive coke oven Coke oven regenerators ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following has the lowest electrical resistivity? Zircon Graphite Fireclay Alumina Zircon Graphite Fireclay Alumina ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Carborundum used for making crucibles for melting non-ferrous metals is chemically Crystalline magnesia Zirconium sulphate Silicon carbide Silicon nitride Crystalline magnesia Zirconium sulphate Silicon carbide Silicon nitride ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is the stable form of silica below 870°C ? Quartz Tridymite None of these Cristobalite Quartz Tridymite None of these Cristobalite ANSWER DOWNLOAD EXAMIANS APP
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