Refractory Technology Highest melting (m.p = 3070°C) oxide refractory is Thoria Zirconia Alumina Magnesia Thoria Zirconia Alumina Magnesia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Segar cones are used for the determination of __________ of refractories. Resistance to slag attack Spalling resistance Electrical conductivity Softening temperature Resistance to slag attack Spalling resistance Electrical conductivity Softening temperature ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology The largest consumer of refractories is the __________ industry. Metallurgical Fertiliser Cement Power Metallurgical Fertiliser Cement Power ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which is not an acidic refractory? Fireclay Carbon black High alumina refractory Silica Fireclay Carbon black High alumina refractory Silica ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Conversion of silica mineral to cristobalite is accompanied by reduction in its Neither A nor B Specific gravity Both A & B Volume Neither A nor B Specific gravity Both A & B Volume ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Machine moulding of dry mixture of refractories requires a pressure of the order of __________ kg/cm². 100 500 10 1000 100 500 10 1000 ANSWER DOWNLOAD EXAMIANS APP