Materials and Construction Beehive coke ovens are made of __________ bricks. Silicon carbide Corundum Fireclay Silica Silicon carbide Corundum Fireclay Silica ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Work hardening of a material Decreases its tensile strength Does not affect its ductility Increases its ductility Decreases its ductility Decreases its tensile strength Does not affect its ductility Increases its ductility Decreases its ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ iron is produced, when molten pig iron is allowed to cool gradually. None of these White cast Wrought Grey cast None of these White cast Wrought Grey cast ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Ceramic materials Are poor electrical conductors due to lack of free electrons Never exhibit polymorphism All of these Are exemplified by clay and mica Are poor electrical conductors due to lack of free electrons Never exhibit polymorphism All of these Are exemplified by clay and mica ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Chilled iron castings are None of these Highly wear resistant Easily machinable Soft on surface None of these Highly wear resistant Easily machinable Soft on surface ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cermets are __________ materials. Refractory Abrasive Reinforced Fully metallic Refractory Abrasive Reinforced Fully metallic ANSWER DOWNLOAD EXAMIANS APP
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