Engineering Materials Chromium when added to steel _________ the tensile strength. Does not effect None of these Decreases Increases Does not effect None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature 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 The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following is the binding material in cemented carbides? Cobalt Iron Vanadium Nickel Cobalt Iron Vanadium Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The stiffness is the ability of a material to resist Fracture due to high impact loads Externally applied forces with breakdown or yielding Deformation under stress None of these Fracture due to high impact loads Externally applied forces with breakdown or yielding Deformation under stress None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of steel is increased by Sulphur, graphite and aluminium Phosphorous and aluminium Phosphorous, lead and sulphur Silicon and sulphur Sulphur, graphite and aluminium Phosphorous and aluminium Phosphorous, lead and sulphur Silicon and sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In spheroidising process, the steel is Heated below the lower critical temperature and then cooled slowly Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C Heated up to the lower critical temperature and then cooled in still air None of these Heated below the lower critical temperature and then cooled slowly Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C Heated up to the lower critical temperature and then cooled in still air None of these ANSWER DOWNLOAD EXAMIANS APP
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