Engineering Materials Which of the following is an amorphous material? Mica Glass Silver Lead Mica Glass Silver Lead ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The unit cells Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal All of these Have the same orientation and their similar faces are parallel May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice Contain the smallest number of atoms which when taken together have all the properties of the crystals of the particular metal All of these Have the same orientation and their similar faces are parallel May be defined as the smallest parallelepiped which could be transposed in three coordinate directions to build up the space lattice ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of steel is increased by Phosphorous, lead and sulphur Phosphorous and aluminium Sulphur, graphite and aluminium Silicon and sulphur Phosphorous, lead and sulphur Phosphorous and aluminium Sulphur, graphite and aluminium Silicon and sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Plasticity Ductility Brittleness Malleability Plasticity Ductility Brittleness Malleability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For the allotropic forms of iron, the points of arrest are The points of discontinuity The points where no further change occurs The points where there is no further flow of metal Constant for all metals The points of discontinuity The points where no further change occurs The points where there is no further flow of metal Constant for all metals ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When medium carbon steel is heated to coarsening temperature The grain size increases very rapidly The grain size first increases and then decreases very rapidly The average grain size is a minimum There is no change in grain size The grain size increases very rapidly The grain size first increases and then decreases very rapidly The average grain size is a minimum There is no change in grain size ANSWER DOWNLOAD EXAMIANS APP