Engineering Materials The unit cells All of these May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice Have the same orientation and their similar faces are parallel Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal All of these May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice Have the same orientation and their similar faces are parallel Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal 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 The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For a steel containing 0.8% carbon There can be any number of critical points There is only one critical point There is no critical point There are two critical points There can be any number of critical points There is only one critical point There is no critical point There are two critical points ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Eutectoid reaction occurs at 600°C 1493°C 723°C 1147°C 600°C 1493°C 723°C 1147°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The bond formed by transferring electrons from one atom to another is called Ionic bond None of these Metallic bond Covalent bond Ionic bond None of these Metallic bond Covalent bond ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of aluminium increases when _________ is added to aluminium. Magnesium Copper Silicon Lead and bismuth Magnesium Copper Silicon Lead and bismuth ANSWER DOWNLOAD EXAMIANS APP