Engineering Materials An example of amorphous material is Glass Lead Silver Zinc Glass Lead Silver Zinc 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 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 in still air 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 suddenly in a suitable cooling medium Heated from 30°C to 50°C above the upper critical temperature and then cooled in still air Heated below or closes to the lower critical temperature and then cooled slowly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage of carbon in low carbon steel is 0.5% 0.15% 0.3% 0.05% 0.5% 0.15% 0.3% 0.05% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Quenching is not necessary when hardening is done by Case hardening Any one of these Flame hardening Nitriding Case hardening Any one of these Flame hardening Nitriding ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Ferromagnetic alpha iron exists in temperature range of 910 to 1440°C Below 723°C 1400 to 1539°C 770 to 910°C 910 to 1440°C Below 723°C 1400 to 1539°C 770 to 910°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding High speed steel All nonferrous materials All of these Cast iron High speed steel All nonferrous materials All of these Cast iron ANSWER DOWNLOAD EXAMIANS APP
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