Engineering Materials Taps dies and drills contain carbon Above 1% Below 1% Above 2.2% Below 0.5% Above 1% Below 1% Above 2.2% Below 0.5% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by adding Aluminium and zinc Nickel and molybdenum Chromium and nickel Tungsten and sulphur Aluminium and zinc Nickel and molybdenum Chromium and nickel Tungsten and sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron. Both A and B Cementite None of these Free graphite Both A and B Cementite None of these Free graphite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A material is said to be allotropic, if it has Fixed structure at all temperatures Atoms distributed in random pattern Different crystal structures at different temperatures Any one of the above Fixed structure at all temperatures Atoms distributed in random pattern Different crystal structures at different temperatures Any one of the above ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials 1841 high speed steel contains None of these Vanadium 1%, chromium 4% and tungsten 18% Vanadium 4%, chromium 18% and tungsten 1% Vanadium 18%, chromium 1% and tungsten 4% None of these Vanadium 1%, chromium 4% and tungsten 18% Vanadium 4%, chromium 18% and tungsten 1% Vanadium 18%, chromium 1% and tungsten 4% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of silicon to aluminium results in Improvement of corrosion resistance Improving machinability One of the best known age and precipitation hardening systems Improvement of casting characteristics Improvement of corrosion resistance Improving machinability One of the best known age and precipitation hardening systems Improvement of casting characteristics ANSWER DOWNLOAD EXAMIANS APP
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