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 The strength is the ability of a material to resist Deformation under stress None of these Externally applied forces with breakdown or yielding Fracture due to high impact loads Deformation under stress None of these Externally applied forces with breakdown or yielding Fracture due to high impact loads ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Admiralty gun metal contains 88% copper, 10% tin and rest zinc Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper Iron scrap and zinc 88% copper, 10% tin and rest zinc Alloy of tin, lead and cadmium 63 to 67% nickel and 30% copper Iron scrap and zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In grey cast iron, carbon is present in the form of Free carbon Flakes Cementite Spheroids Free carbon Flakes Cementite Spheroids ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Hardness and strength Hardness Machinability Strength and ductility Hardness and strength Hardness Machinability Strength and ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness and tensile strength in austenitic stainless steel can be increased by Normalizing Hardening and cold working Martempering Full annealing Normalizing Hardening and cold working Martempering Full annealing ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS