Engineering Materials Induction hardening is basically a Core hardening process Surface hardening process Carburising process None of these Core hardening process Surface hardening process Carburising process None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials By severely deforming a metal in a particular direction it becomes Homogeneous Malleable Anisotropic Ductile Homogeneous Malleable Anisotropic Ductile ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In malleable iron, carbon is present in the form of Flakes Free carbon Nodular aggregates of graphite Cementite Flakes Free carbon Nodular aggregates of graphite Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Duralumin contains 5 to 6% tin, 2 to 3% copper and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium 5 to 6% tin, 2 to 3% copper and rest aluminium 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 3.5 to 4.5% copper, 0.4 to 0.7% magnesium, 0.4 to 0.7% manganese and rest aluminium 3.5 to 4.5% copper, 1.2 to 1.7% manganese, 1.8 to 2.3% nickel, 0.6% each of silicon, magnesium and iron, and rest aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is the false statement about wrought iron? It has High resistance to rusting and corrosion Ability of hold protective coating Uniform strength in all directions High ductility High resistance to rusting and corrosion Ability of hold protective coating Uniform strength in all directions High ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Drop forging dies contain carbon of the order of 0.25 to 0.5% 0.1 to 0.2% 0.6 to 0.7% 0.7 to 0.9% 0.25 to 0.5% 0.1 to 0.2% 0.6 to 0.7% 0.7 to 0.9% ANSWER DOWNLOAD EXAMIANS APP