Refractory Technology With increase in the alumina content in firebricks, its fusion point (refractoriness) Remains unchanged Decreases Increases Decreases linearly Remains unchanged Decreases Increases Decreases linearly ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Which form of silica has the highest specific gravity? Tridymite Cristobalite All of these Quartz Tridymite Cristobalite All of these Quartz 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. Carborundum Thoria Corundum Beryllia Carborundum Thoria Corundum Beryllia ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Cold crushing strength of a refractory does not depend upon its Firing temperature Texture Shape Composition Firing temperature Texture Shape Composition ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology __________ bricks are used in the burning zone of a cement rotary kiln. Silicon carbide High alumina Fireclay Thoria Silicon carbide High alumina Fireclay Thoria ANSWER DOWNLOAD EXAMIANS APP
Refractory Technology Dilatometer is used for the determination of __________ of refractories. RUL Resistance to CO attack Modulus of rupture Permanent linear change RUL Resistance to CO attack Modulus of rupture Permanent linear change ANSWER DOWNLOAD EXAMIANS APP