Engineering Materials Bell metal contains 90% copper and 10% tin 85 - 92% copper and rest tin with little lead and nickel 70% copper and 30% zinc 70 - 75% 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 - 75% copper and rest tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For a steel containing 0.8% carbon There is no critical point There can be any number of critical points There is only one critical point There are two critical points There is no critical point There can be any number of critical points There is only one critical point There are two critical points ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of steel is improved by adding Sulphur, lead and phosphorus Chromium Nickel Nickel and chromium Sulphur, lead and phosphorus Chromium Nickel Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Silver metal Invar Duralumin Hastelloy Silver metal Invar Duralumin Hastelloy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces Malleable cast iron White cast iron Nodular cast iron Alloy cast iron Malleable cast iron White cast iron Nodular cast iron Alloy cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When the steel is normalized, its All of these Yield point increases Ultimate tensile strength increases Ductility decreases All of these Yield point increases Ultimate tensile strength increases Ductility decreases ANSWER DOWNLOAD EXAMIANS APP