Engineering Materials Addition of lead and bismuth to aluminium results in Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improving machinability Improvement of casting characteristics One of the best known age and precipitation hardening systems ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Muntz metal contains copper and zinc in the ratio of 0.88888888888889 2.5277777777778 2.1180555555556 40 : 60 0.88888888888889 2.5277777777778 2.1180555555556 40 : 60 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature is one At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated At which crystals grow bigger in size At which change of allotropic form takes place At which crystals first start forming from molten metal when it is cooled At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated At which crystals grow bigger in size At which change of allotropic form takes place At which crystals first start forming from molten metal when it is cooled ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material in which the atoms are arranged regularly in some directions but not in others, is called Crystalline material Mesomorphous material None of these Amorphous material Crystalline material Mesomorphous material None of these Amorphous material ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Blast furnace is used to produce Steel Pig iron Wrought iron Cast iron Steel Pig iron Wrought iron Cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Bell metal contains 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70% copper and 30% zinc 70 - 75% copper and rest tin 85 - 92% copper and rest tin with little lead and nickel 90% copper and 10% tin 70% copper and 30% zinc ANSWER DOWNLOAD EXAMIANS APP