Engineering Materials The hardness and tensile strength in austenitic stainless steel can be increased by Normalizing Hardening and cold working Full annealing Martempering Normalizing Hardening and cold working Full annealing Martempering ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Alnico, an alloy used extensively for permanent magnets contains iron, nickel, aluminium and cobalt in the following ratio 50 : 20 : 10 : 20 40 : 30 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 20 : 10 50 : 20 : 10 : 20 40 : 30 : 20 : 10 30 : 20 : 30 : 20 50 : 20 : 20 : 10 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese in steel increases its Fluidity Hardness Ductility Tensile strength Fluidity Hardness Ductility Tensile strength ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will First increase and then decrease Remain same Increase Decrease First increase and then decrease Remain same Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness is the property of a material due to which it Can be drawn into wires Breaks with little permanent distortion Can cut another metal Can be rolled or hammered into thin sheets Can be drawn into wires Breaks with little permanent distortion Can cut another metal Can be rolled or hammered into thin sheets ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following material has nearly zero coefficient of expansion? Heat resisting steel Invar High speed steel Stainless steel Heat resisting steel Invar High speed steel Stainless steel ANSWER DOWNLOAD EXAMIANS APP
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