Engineering Materials Admiralty gun metal contains 63 to 67% nickel and 30% copper Iron scrap and zinc Alloy of tin, lead and cadmium 88% copper, 10% tin and rest zinc 63 to 67% nickel and 30% copper Iron scrap and zinc Alloy of tin, lead and cadmium 88% copper, 10% tin and rest zinc ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Ductility Malleability Plasticity Brittleness Ductility Malleability Plasticity Brittleness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is the process of Inducing hardness by continuous process Increasing hardness throughout Heating and cooling rapidly Hardening surface of work-piece to obtain hard and wear resistant surface Inducing hardness by continuous process Increasing hardness throughout Heating and cooling rapidly Hardening surface of work-piece to obtain hard and wear resistant surface ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of copper to aluminium results in Improving machinability Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics Improving machinability Improvement of corrosion resistance One of the best known age and precipitation hardening systems Improvement of casting characteristics ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following represents the allotropic forms of iron? Alpha iron and beta iron Alpha iron, beta iron and gamma iron Alpha iron, gamma from and delta iron Body centered cubic iron and face centered cubic iron Alpha iron and beta iron Alpha iron, beta iron and gamma iron Alpha iron, gamma from and delta iron Body centered cubic iron and face centered cubic iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Inconel contains 80% nickel, 14% chromium and 6% iron 65% nickel, 15% chromium and 20% iron 68% nickel, 29% copper and 3% other constituents 80% nickel and 20% chromium 80% nickel, 14% chromium and 6% iron 65% nickel, 15% chromium and 20% iron 68% nickel, 29% copper and 3% other constituents 80% nickel and 20% chromium ANSWER DOWNLOAD EXAMIANS APP