Engineering Materials The percentage of carbon in low carbon steel is 0.3% 0.5% 0.05% 0.15% 0.3% 0.5% 0.05% 0.15% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Drop forging dies contain carbon of the order of 0.7 to 0.9% 0.1 to 0.2% 0.25 to 0.5% 0.6 to 0.7% 0.7 to 0.9% 0.1 to 0.2% 0.25 to 0.5% 0.6 to 0.7% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of silicon 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 Nodular iron has High machinability Low melting point All of these High tensile strength High machinability Low melting point All of these High tensile strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material widely used for making pendulums of clocks is Nickel steel Heat resisting steel High speed steel Stainless steel Nickel steel Heat resisting steel High speed steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Gives ductility, toughness, tensile strength and anti-corrosion properties Improves cutting ability and reduces hardenability ANSWER DOWNLOAD EXAMIANS APP