Engineering Materials The addition of which of the following improves machining of copper? Zinc Sulphur Tin Vanadium Zinc Sulphur Tin Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The transistor is made of Germanium Gold Copper Silver Germanium Gold Copper Silver ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Brass contains 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 70 - 75% copper and rest tin 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 70 - 75% copper and rest tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The following element can't impart high strength at elevated temperature Manganese Magnesium Silicon Nickel Manganese Magnesium Silicon Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following alloys does not have copper as one of the constituents? Monel metal Delta metal Constantan Nichrome Monel metal Delta metal Constantan Nichrome 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 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 ANSWER DOWNLOAD EXAMIANS APP
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