Engineering Materials In mottled cast iron, carbon is available in Partly in free and partly in combined state Combined form Nodular form Free form Partly in free and partly in combined state Combined form Nodular form Free form 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. Free graphite Both A and B None of these Cementite Free graphite Both A and B None of these Cementite ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium when added to steel _________ the tensile strength. Increases Does not effect Decreases None of these Increases Does not effect Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Age hardening is related to Duralumin Silver Copper Brass Duralumin Silver Copper Brass ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is the false statement about wrought iron? It has High resistance to rusting and corrosion Ability of hold protective coating High ductility Uniform strength in all directions High resistance to rusting and corrosion Ability of hold protective coating High ductility Uniform strength in all directions ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron Alloying elements like chromium, tungsten nickel and copper 50% or more iron Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron Alloying elements like chromium, tungsten nickel and copper 50% or more iron ANSWER DOWNLOAD EXAMIANS APP
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