Engineering Materials Corundum contains more than 95% Al2O3 MgO Steel SiO2 Al2O3 MgO Steel SiO2 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When the steel is normalized, its Ductility decreases All of these Ultimate tensile strength increases Yield point increases Ductility decreases All of these Ultimate tensile strength increases Yield point increases ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese in steel increases its Ductility Fluidity Hardness Tensile strength Ductility Fluidity Hardness Tensile strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Delta iron occurs at temperature of Above melting point Between 1400°C and 1539°C Room temperature Between 910°C and 1400°C Above melting point Between 1400°C and 1539°C Room temperature Between 910°C and 1400°C ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Perminvar alloy having constant permeability is an alloy of Nickel, copper and iron Nickel, copper and zinc Iron, zinc and bismuth Copper, nickel and antimony Nickel, copper and iron Nickel, copper and zinc Iron, zinc and bismuth Copper, nickel and antimony ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials High carbon steel carries carbon percentage 0.8 to 1.5% 0.6 to 0.8% 0.1 to 0.3% 0.3 to 0.6% 0.8 to 1.5% 0.6 to 0.8% 0.1 to 0.3% 0.3 to 0.6% ANSWER DOWNLOAD EXAMIANS APP