Engineering Materials Addition of silicon to aluminium results in 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 Improvement of corrosion resistance ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by addition of Sulphur, phosphorus, lead Vanadium, aluminium Tungsten, molybdenum, vanadium, chromium Chromium and nickel Sulphur, phosphorus, lead Vanadium, aluminium Tungsten, molybdenum, vanadium, chromium Chromium and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness is the property of a material due to which it Can be drawn into wires Can be rolled or hammered into thin sheets Can cut another metal Breaks with little permanent distortion Can be drawn into wires Can be rolled or hammered into thin sheets Can cut another metal Breaks with little permanent distortion ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Aluminium bronze contains aluminium and copper in the ratio of 40 : 60 0.47916666666667 2.1180555555556 2.5277777777778 40 : 60 0.47916666666667 2.1180555555556 2.5277777777778 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following display properties similar to that of steel? None of these Both (A) and (B) Blackheart cast iron Whiteheart cast iron None of these Both (A) and (B) Blackheart cast iron Whiteheart cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel containing ferrite and pearlite is Soft Tough Hard Hard and tough Soft Tough Hard Hard and tough ANSWER DOWNLOAD EXAMIANS APP
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