Engineering Materials In spheroidising process, the steel is Heated below the lower critical temperature and then cooled slowly Heated up to the lower critical temperature and then cooled in still air Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C None of these Heated below the lower critical temperature and then cooled slowly Heated up to the lower critical temperature and then cooled in still air Heated slightly above the lower critical temperature and then cooled slowly to a temperature of 600°C None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The transistor is made of Germanium Copper Gold Silver Germanium Copper Gold Silver 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 Iron ore is usually found in the form of Carbonates Oxides Sulphides All of these Carbonates Oxides Sulphides All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace is used to produce Cast iron Pig iron Wrought iron Steel Cast iron Pig iron Wrought iron Steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 600°C 913°C 700°C 723°C 600°C 913°C 700°C 723°C ANSWER DOWNLOAD EXAMIANS APP