Engineering Materials Which of the following represents the allotropic forms of iron? Alpha iron and beta iron Body centered cubic iron and face centered cubic iron Alpha iron, gamma from and delta iron Alpha iron, beta iron and gamma iron Alpha iron and beta iron Body centered cubic iron and face centered cubic iron Alpha iron, gamma from and delta iron Alpha iron, beta iron and gamma iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials German silver is an alloy of Silver and some impurities Refined silver Nickel and copper Nickel, Copper and zinc Silver and some impurities Refined silver Nickel and copper Nickel, Copper and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is an amorphous material? Glass Lead Silver Mica Glass Lead Silver Mica ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about annealing? Annealing is done to Soften material Relieve stresses Harden steel slightly Improve machining characteristic Soften material Relieve stresses Harden steel slightly Improve machining characteristic ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Malleability of a material can be defined as Ability to recover its original form All of these Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression Ability to recover its original form All of these Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to lower critical temperature The grain size first increases and then decreases very rapidly There is no change in grain size The average grain size is a minimum The grain size increases very rapidly The grain size first increases and then decreases very rapidly There is no change in grain size The average grain size is a minimum The grain size increases very rapidly ANSWER DOWNLOAD EXAMIANS APP
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