Refractory Technology Segar cones are used for the determination of __________ of refractories. Softening temperature Electrical conductivity Resistance to slag attack Spalling resistance Softening temperature Electrical conductivity Resistance to slag attack Spalling resistance ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Sillimanite is a __________ refractory. High alumina Insulating Basic Neutral High alumina Insulating Basic Neutral ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which of the following has the lowest electrical resistivity? Graphite Zircon Fireclay Alumina Graphite Zircon Fireclay Alumina ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Colour of fireclay bricks is Black Yellow None of these Light buff to reddish buff Black Yellow None of these Light buff to reddish buff ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Pure oxide refractories are generally monocrystaliine in nature and are self bonded __________ bricks are generally used as moderator in nuclear reactors. Corundum Carborundum Beryllia Thoria Corundum Carborundum Beryllia Thoria ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cold crushing strength of fireclay bricks is about __________ kgf/cm². 100-150 200-400 50-100 500-1000 100-150 200-400 50-100 500-1000 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS