Engineering Materials The alloying element which increases residual magnetism and coercive magnetic force in steel for magnets is Cobalt Nickel Chromium Vanadium Cobalt Nickel Chromium Vanadium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Cartridge brass can be Cold rolled into sheets Drawn into wires Any one of these Formed into tube Cold rolled into sheets Drawn into wires Any one of these Formed into tube ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Chromium in steel Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Gives ductility, toughness, tensile strength and anti-corrosion properties Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains 80% or more iron 50% or more iron Elements like phosphorus, sulphur and silicon in varying quantities Alloying elements like chromium, tungsten nickel and copper 80% or more iron 50% or more iron Elements like phosphorus, sulphur and silicon in varying quantities Alloying elements like chromium, tungsten nickel and copper ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron Is a ductile material Cannot stand sudden and excessive shocks All of these Can be easily forged or welded Is a ductile material Cannot stand sudden and excessive shocks All of these Can be easily forged or welded ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese is added in low carbon steel to Make the steel tougher and harder Make the steel ductile and of good bending qualities All of these Raise the yield point Make the steel tougher and harder Make the steel ductile and of good bending qualities All of these Raise the yield point ANSWER DOWNLOAD EXAMIANS APP