Engineering Materials According to Indian standard specifications, plain carbon steel designated by 40 C8 means that the carbon content is 0.0004 0.4 to 0.6% 0.35 to 0.45% 0.6 to 0.8% 0.0004 0.4 to 0.6% 0.35 to 0.45% 0.6 to 0.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The unit cells 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 All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A coarse grained steel Is more ductile and has a less tendency to distort during heat treatment Is less tough and has a greater tendency to distort during heat treatment Is more ductile and has a greater tendency to distort during heat treatment Is less tough and has a less tendency to distort during heat treatment Is more ductile and has a less tendency to distort during heat treatment Is less tough and has a greater tendency to distort during heat treatment Is more ductile and has a greater tendency to distort during heat treatment Is less tough and has a less tendency to distort during heat treatment ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bronze is an alloy of None of these Copper and zinc Copper and tin Copper, tin and zinc None of these Copper and zinc Copper and tin Copper, tin and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following statement is true about brittle fracture? Many metals with hexagonal close packed (H.C.P) crystal structure commonly show brittle fracture Brittle fracture is always preceded by noise Cup and cone formation is characteristic for brittle materials High temperature and low strain rates favour brittle fracture Many metals with hexagonal close packed (H.C.P) crystal structure commonly show brittle fracture Brittle fracture is always preceded by noise Cup and cone formation is characteristic for brittle materials High temperature and low strain rates favour brittle fracture ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Ball bearings are, usually, made from High carbon steel Low carbon steel Chrome steel Medium carbon steel High carbon steel Low carbon steel Chrome steel Medium carbon steel ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS