Materials and Construction In cold working of metal as compared to its hot working Cracks and blow holes are eliminated Yield stress, hardness and fatigue strength is not at all affected Appreciable strain hardening is produced Ductility and impact strength improves Cracks and blow holes are eliminated Yield stress, hardness and fatigue strength is not at all affected Appreciable strain hardening is produced Ductility and impact strength improves ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following heat treatment processes is used for softening the hardened material? Tempering Normalising Annealing None of these Tempering Normalising Annealing None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following mechanical properties of a material is most structure insensitive? Toughness Modulus of elasticity (young Percentage reduction of area Tensile strength Toughness Modulus of elasticity (young Percentage reduction of area Tensile strength ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Among the tin containing alloys, __________ consumes the maximum amount of tin. Pewter matal Bronzes White metal Solder Pewter matal Bronzes White metal Solder ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The impure iron (pig iron) that is tapped out from blast furnace contains about __________ percent carbon. 8 4 2 0.2 8 4 2 0.2 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the easiest to bend? Stainless steel Cast iron Steel Wrought iron Stainless steel Cast iron Steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
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