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 The ratio of the volume occupied by the atoms to the total volume of the unit cell is called Atomic packing factor None of these Coordination number Space lattice Atomic packing factor None of these Coordination number Space lattice ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 6.3% Adding carbon up to 0.83% Adding small quantities of copper Adding carbon up to 2.8% Adding carbon up to 6.3% Adding carbon up to 0.83% Adding small quantities of copper Adding carbon up to 2.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Age hardening is related to Brass Silver Duralumin Copper Brass Silver Duralumin Copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Elinvar Invar Nichrome Magnin Elinvar Invar Nichrome Magnin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Nickel Chromium Vanadium Cobalt Nickel Chromium Vanadium Cobalt ANSWER DOWNLOAD EXAMIANS APP