Engineering Materials Y-alloy contains 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 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 5 to 6% tin, 2 to 3% 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 4 to 4.5% magnesium, 3 to 4% copper and rest aluminium 5 to 6% tin, 2 to 3% 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 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Zinc Tin Vanadium Sulphur Zinc Tin Vanadium Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pipes for bicycle frames are made of Cold rolled steel Cast steel Forged steel Hot rolled steel Cold rolled steel Cast steel Forged steel Hot rolled steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Gun metal contains 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 70 - 78% copper and rest tin 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 70 - 78% copper and rest tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For a steel containing 0.8% carbon There can be any number of critical points There is no critical point There are two critical points There is only one critical point There can be any number of critical points There is no critical point There are two critical points There is only one critical point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A coarse grained steel Is more ductile and has a less tendency to distort during heat treatment Is more ductile and has a greater tendency to distort during heat treatment Is less tough and has a greater tendency to distort during heat treatment Is less tough and has a less tendency to distort during heat treatment Is more ductile and has a less tendency to distort during heat treatment Is more ductile and has a greater tendency to distort during heat treatment Is less tough and has a greater tendency to distort during heat treatment Is less tough and has a less tendency to distort during heat treatment ANSWER DOWNLOAD EXAMIANS APP