Engineering Materials Maximum percentage of carbon in ferrite is 0.0025 0.001 0.00025 0.0006 0.0025 0.001 0.00025 0.0006 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In a hardening process, the hypo-eutectoid steel is Heated from 30°C to 50°C above the upper critical temperature and then cooled slowly in the furnace Heated below or closes to the lower critical temperature and then cooled slowly Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air Heated from 30°C to 50°C above the upper critical temperature and then cooled suddenly in a suitable cooling medium Heated from 30°C to 50°C above the upper critical temperature and then cooled slowly in the furnace Heated below or closes to the lower critical temperature and then cooled slowly Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air Heated from 30°C to 50°C above the upper critical temperature and then cooled suddenly in a suitable cooling medium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is basically a Core hardening process None of these Surface hardening process Carburising process Core hardening process None of these Surface hardening process Carburising process ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about tempering? Tempering is done to Release stresses Improve ductility Improve toughness Improve machinability Release stresses Improve ductility Improve toughness Improve machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Permalloy is a Polymer Kind of stainless steel None ferrous alloy Nickel and iron alloy having high permeability Polymer Kind of stainless steel None ferrous alloy Nickel and iron alloy having high permeability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following represents the allotropic forms of iron? Alpha iron and beta iron Alpha iron, beta iron and gamma iron Body centered cubic iron and face centered cubic iron Alpha iron, gamma from and delta iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron Body centered cubic iron and face centered cubic iron Alpha iron, gamma from and delta iron ANSWER DOWNLOAD EXAMIANS APP