Engineering Materials The temperature at which ferromagnetic alpha iron transforms to paramagnetic alpha iron is 910°C 1050°C Below recrystallization temperature 770°C 910°C 1050°C Below recrystallization temperature 770°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of copper to aluminium results in One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gamma iron exits at following temperature Room temperature Near melting point Between 1400°C and 1539°C Between 910°C and 1400°C Room temperature Near melting point Between 1400°C and 1539°C Between 910°C and 1400°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For a steel containing 0.8% carbon There is no critical point There can be any number of critical points There is only one critical point There are two critical points There is no critical point There can be any number of critical points There is only one critical point There are two critical points ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Heavy duty leaf and coil springs contain carbon of the following order 0.002 0.008 0.005 0.01 0.002 0.008 0.005 0.01 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following pipes is least corrosion resistant? Cast iron Wrought iron Mild steel Brass Cast iron Wrought iron Mild steel Brass ANSWER DOWNLOAD EXAMIANS APP