Engineering Materials Depth of hardness of steel is increased by addition of Vanadium Tungsten Nickel Chromium Vanadium Tungsten Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The brown smoke during the operation of a Bessemer converter indicates that the Air is burning out silicon and manganese The brown smoke does not occur during the operation of a Bessemer converter The converter must be titled to remove the contents of the converter Silicon and manganese has burnt and carbon has started oxidizing Air is burning out silicon and manganese The brown smoke does not occur during the operation of a Bessemer converter The converter must be titled to remove the contents of the converter Silicon and manganese has burnt and carbon has started oxidizing ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When the steel is normalized, its All of these Ductility decreases Ultimate tensile strength increases Yield point increases All of these Ductility decreases Ultimate tensile strength increases Yield point increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In spheroidising process, the steel is 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 Heated below the lower critical temperature and then cooled slowly None of these 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 Heated below the lower critical temperature and then cooled slowly None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace is used to produce Pig iron Wrought iron Cast iron Steel Pig iron Wrought iron Cast iron Steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hardness of lower bainite (tempered martensite) is about RC 57 RC 48 RC 65 RC 80 RC 57 RC 48 RC 65 RC 80 ANSWER DOWNLOAD EXAMIANS APP
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