Engineering Materials Chromium in steel Improves cutting ability and reduces hardenability 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 wear resistance, cutting ability and toughness Improves cutting ability and reduces hardenability 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 wear resistance, cutting ability and toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is the false statement about wrought iron? It has High ductility High resistance to rusting and corrosion Uniform strength in all directions Ability of hold protective coating High ductility High resistance to rusting and corrosion Uniform strength in all directions Ability of hold protective coating ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is basically a Surface hardening process Carburising process Core hardening process None of these Surface hardening process Carburising process Core hardening process None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The metal suitable for bearings subjected to light loads, is Monel metal White metal Silicon bronze Phosphor bronze Monel metal White metal Silicon bronze Phosphor bronze ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Maximum percentage of carbon in ferrite is 0.001 0.0025 0.0006 0.00025 0.001 0.0025 0.0006 0.00025 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Delta iron occurs at temperature of Room temperature Between 1400°C and 1539°C Between 910°C and 1400°C Above melting point Room temperature Between 1400°C and 1539°C Between 910°C and 1400°C Above melting point ANSWER DOWNLOAD EXAMIANS APP