Engineering Materials Corrosion resistance of steel is increased by adding Tungsten and sulphur Chromium and nickel Aluminium and zinc Nickel and molybdenum Tungsten and sulphur Chromium and nickel Aluminium and zinc Nickel and molybdenum ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Mild steel belongs to the following category Low carbon steel Alloy steel High carbon steel Medium carbon steel Low carbon steel Alloy steel High carbon steel Medium carbon steel 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. Cementite Both A and B Free graphite None of these Cementite Both A and B Free graphite None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials An eutectoid steel consists of Pearlite and ferrite Wholly pearlite Pearlite and cementite Wholly austenite Pearlite and ferrite Wholly pearlite Pearlite and cementite Wholly austenite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of copper 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 Sulphur in steel Lowers the toughness and transverse ductility Decreases tensile strength and hardness Reduces the grain size Acts as deoxidiser Lowers the toughness and transverse ductility Decreases tensile strength and hardness Reduces the grain size Acts as deoxidiser ANSWER DOWNLOAD EXAMIANS APP
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