Engineering Materials Manganese is added in low carbon steel to Raise the yield point Make the steel ductile and of good bending qualities All of these Make the steel tougher and harder Raise the yield point Make the steel ductile and of good bending qualities All of these Make the steel tougher and harder ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following steel making process is being adopted at Rourkela (in India) Steel Plant? LD process Bessemer process Open hearth process Electric process LD process Bessemer process Open hearth process Electric process ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding Cast iron All nonferrous materials High speed steel All of these Cast iron All nonferrous materials High speed steel All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by addition of Tungsten, molybdenum, vanadium, chromium Chromium and nickel Sulphur, phosphorus, lead Vanadium, aluminium Tungsten, molybdenum, vanadium, chromium Chromium and nickel Sulphur, phosphorus, lead Vanadium, aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 913°C 600°C 723°C 700°C 913°C 600°C 723°C 700°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 90% copper and 10% tin 70 - 78% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 90% copper and 10% tin 70 - 78% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc ANSWER DOWNLOAD EXAMIANS APP