Engineering Materials When the steel is normalized, its Yield point increases Ductility decreases All of these Ultimate tensile strength increases Yield point increases Ductility decreases All of these Ultimate tensile strength increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding High speed steel All of these All nonferrous materials Cast iron High speed steel All of these All nonferrous materials Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 723°C 600°C 700°C 913°C 723°C 600°C 700°C 913°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cementite consist of 13% cementite and 87% ferrite 6.67% carbon and 93.33% iron 13% carbon and 87% ferrite 13% ferrite and 87% cementite 13% cementite and 87% ferrite 6.67% carbon and 93.33% iron 13% carbon and 87% ferrite 13% ferrite and 87% cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Specify the sequence correctly Stress relief, grain growth, recrystallization Grain growth, stress relief, recrystallization Grain growth, recrystallization, stress relief Stress relief, recrystallization, grain growth Stress relief, grain growth, recrystallization Grain growth, stress relief, recrystallization Grain growth, recrystallization, stress relief Stress relief, recrystallization, grain growth 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 suddenly in a suitable cooling medium 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 slowly in the furnace 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 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 slowly in the furnace Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air ANSWER DOWNLOAD EXAMIANS APP