Engineering Materials Addition of silicon to aluminium results in One of the best known age and precipitation hardening systems Improvement of casting characteristics Improvement of corrosion resistance Improving machinability One of the best known age and precipitation hardening systems Improvement of casting characteristics Improvement of corrosion resistance Improving machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Taps dies and drills contain carbon Below 1% Above 1% Below 0.5% Above 2.2% Below 1% Above 1% Below 0.5% Above 2.2% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For a steel containing 0.8% carbon There is only one critical point There can be any number of critical points There are two critical points There is no critical point There is only one critical point There can be any number of critical points There are two critical points There is no critical point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 70 - 78% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel 70 - 78% copper and rest tin 90% copper and 10% tin 70% copper and 30% zinc 85 - 92% copper and rest tin with little lead and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical point for all steels is 723°C 600°C 913°C 700°C 723°C 600°C 913°C 700°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cartridge brass can be Cold rolled into sheets Formed into tube Drawn into wires Any one of these Cold rolled into sheets Formed into tube Drawn into wires Any one of these ANSWER DOWNLOAD EXAMIANS APP