Engineering Materials In malleable iron, carbon is present in the form of Nodular aggregates of graphite Flakes Cementite Free carbon Nodular aggregates of graphite Flakes Cementite Free carbon ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of lead and bismuth to aluminium results in Improving machinability Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics Improving machinability Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In the lower part of the blast furnace (zone of fusion), the temperature is 800°C to 1000°C 400° to 700°C 1200°C to 1300°C 1500°C to 1700°C 800°C to 1000°C 400° to 700°C 1200°C to 1300°C 1500°C to 1700°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Maximum percentage of carbon in austenite is 0.008 0.00025 0.017 0.0026 0.008 0.00025 0.017 0.0026 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following display properties similar to that of steel? Both (A) and (B) Blackheart cast iron Whiteheart cast iron None of these Both (A) and (B) Blackheart cast iron Whiteheart cast iron None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Carburising Annealing Normalizing Tempering Carburising Annealing Normalizing Tempering ANSWER DOWNLOAD EXAMIANS APP