Engineering Materials Which of the following represents the allotropic forms of iron? Body centered cubic iron and face centered cubic iron Alpha iron, gamma from and delta iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron Body centered cubic iron and face centered cubic iron Alpha iron, gamma from and delta iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about tempering? Tempering is done to Improve machinability Improve ductility Improve toughness Release stresses Improve machinability Improve ductility Improve toughness Release stresses ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Delta-iron occurs between the temperature ranges of 400°C to 600°C 1400°C to 1530°C 900°C to 1400°C 600°C to 900°C 400°C to 600°C 1400°C to 1530°C 900°C to 1400°C 600°C to 900°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness of steel increases if it contains Martensite Pearlite Cementite Austenite Martensite Pearlite Cementite Austenite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ability of a material to resist softening at high temperature is known as Hot tempering Hot hardness Fatigue Creep Hot tempering Hot hardness Fatigue Creep ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials German silver is an alloy of Nickel and copper Nickel, Copper and zinc Refined silver Silver and some impurities Nickel and copper Nickel, Copper and zinc Refined silver Silver and some impurities ANSWER DOWNLOAD EXAMIANS APP
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