Materials and Construction In cold working of metal as compared to its hot working Ductility and impact strength improves Appreciable strain hardening is produced Yield stress, hardness and fatigue strength is not at all affected Cracks and blow holes are eliminated Ductility and impact strength improves Appreciable strain hardening is produced Yield stress, hardness and fatigue strength is not at all affected Cracks and blow holes are eliminated ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The melleability of a material is the property by virtue of which it can be rolled or hammered into thin sheets. Which of the following materials has the miximum malleability? Aluminium Lead Wrought iron Copper Aluminium Lead Wrought iron Copper ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The electrical conductivity of a __________ decreases with rise in temperature. None of these Semi-conductor Metal/alloy Dielectric None of these Semi-conductor Metal/alloy Dielectric ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Tin coating on metals is not done by Hot dipping Powder metallurgy Spraying Electro-deposition Hot dipping Powder metallurgy Spraying Electro-deposition ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction An ideal material of construction for the storage of 50% caustic soda solution would be Monel High silicon cast iron None of these Karbate Monel High silicon cast iron None of these Karbate ANSWER DOWNLOAD EXAMIANS APP
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