Engineering Materials Delta iron occurs at temperature of Between 1400°C and 1539°C Between 910°C and 1400°C Room temperature Above melting point Between 1400°C and 1539°C Between 910°C and 1400°C Room temperature Above melting point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chilled cast iron has A low percentage of graphite A very high percentage of graphite No graphite Graphite as its basic constituent of composition A low percentage of graphite A very high percentage of graphite No graphite Graphite as its basic constituent of composition ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resistance of steel is increased by adding Chromium Nickel and chromium Sulphur, lead and phosphorus Nickel Chromium Nickel and chromium Sulphur, lead and phosphorus Nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The heat treatment process used for softening hardened steel is Normalizing Tempering Carburising Annealing Normalizing Tempering Carburising Annealing ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In grey cast iron, carbon is present in the form of Free carbon Cementite Flakes Spheroids Free carbon Cementite Flakes Spheroids ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In low carbon steels, ________ raises the yield point and improves the resistance to atmospheric corrosion. Phosphorus Manganese Silicon Sulphur Phosphorus Manganese Silicon Sulphur ANSWER DOWNLOAD EXAMIANS APP