Engineering Materials Gamma-iron occurs between the temperature ranges of 600°C to 900°C 400°C to 600°C 900°C to 1400°C 1400°C to 1530°C 600°C to 900°C 400°C to 600°C 900°C to 1400°C 1400°C to 1530°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Increasing hardness throughout Heating and cooling rapidly Hardening surface of work-piece to obtain hard and wear resistant surface Inducing hardness by continuous process Increasing hardness throughout Heating and cooling rapidly Hardening surface of work-piece to obtain hard and wear resistant surface Inducing hardness by continuous process ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials German silver is an alloy of Refined silver Nickel and copper Nickel, Copper and zinc Silver and some impurities Refined silver Nickel and copper Nickel, Copper and zinc Silver and some impurities ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Sulphur in steel Decreases tensile strength and hardness Reduces the grain size Acts as deoxidiser Lowers the toughness and transverse ductility Decreases tensile strength and hardness Reduces the grain size Acts as deoxidiser Lowers the toughness and transverse ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following constituents of steels is softest and least strong? Cementite Pearlite Austenite Ferrite Cementite Pearlite Austenite Ferrite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Magnin Elinvar Invar Nichrome Magnin Elinvar Invar Nichrome ANSWER DOWNLOAD EXAMIANS APP
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