Engineering Materials The aluminium alloy, mainly used, for anodized utensil manufacture, is Duralumin Hindalium Y-alloy Magnalium Duralumin Hindalium Y-alloy Magnalium ANSWER DOWNLOAD EXAMIANS APP
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 Which is false statement about annealing? Annealing is done to Harden steel slightly Soften material Improve machining characteristic Relieve stresses Harden steel slightly Soften material Improve machining characteristic Relieve stresses ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The main alloying elements high speed steel in order of increasing proportion are Vanadium, chromium, tungsten Chromium, titanium, vanadium Tungsten, chromium, titanium Tungsten, titanium, vanadium Vanadium, chromium, tungsten Chromium, titanium, vanadium Tungsten, chromium, titanium Tungsten, titanium, vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in high speed steel provides Sharp cutting edge Wear resistance Hot hardness Toughness Sharp cutting edge Wear resistance Hot hardness Toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The lower critical temperature Decreases as the carbon content in steel increases Is same for all steels Depends upon the rate of heating Increases as the carbon content in steel increases Decreases as the carbon content in steel increases Is same for all steels Depends upon the rate of heating Increases as the carbon content in steel increases ANSWER DOWNLOAD EXAMIANS APP
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