Engineering Materials Admiralty brass used for steam condenser tubes contains copper and zinc in the following ratio 2.1180555555556 30 : 70 2.9375 40 : 60 2.1180555555556 30 : 70 2.9375 40 : 60 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by addition of Chromium and nickel Sulphur, phosphorus, lead Tungsten, molybdenum, vanadium, chromium Vanadium, aluminium Chromium and nickel Sulphur, phosphorus, lead Tungsten, molybdenum, vanadium, chromium Vanadium, aluminium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The alloy used for making electrical resistances and heating elements is Invar Nichrome Magnin Elinvar Invar Nichrome Magnin Elinvar ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of lead and bismuth to aluminium results in Improvement of corrosion resistance Improvement of casting characteristics One of the best known age and precipitation hardening systems Improving machinability Improvement of corrosion resistance Improvement of casting characteristics One of the best known age and precipitation hardening systems Improving machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Ferromagnetic alpha iron exists in temperature range of Below 723°C 910 to 1440°C 770 to 910°C 1400 to 1539°C Below 723°C 910 to 1440°C 770 to 910°C 1400 to 1539°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is false statement about normalizing? Normalizing is done to Induce stresses Refine grain structure Reduce segregation in casting Improve mechanical properties Induce stresses Refine grain structure Reduce segregation in casting Improve mechanical properties ANSWER DOWNLOAD EXAMIANS APP
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