Engineering Materials Age hardening is related to Brass Copper Duralumin Silver Brass Copper Duralumin Silver ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Phosphor bronze contains 0.5% of phosphorous 1% phosphorous None of these 2.5% phosphorous 0.5% of phosphorous 1% phosphorous None of these 2.5% phosphorous ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Nickel when added to copper improves Hardness Hardness and strength Strength and ductility Machinability Hardness Hardness and strength Strength and ductility Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When elements like nickel, chromium, copper and molybdenum are added to the molten cast iron, it produces Alloy cast iron Nodular cast iron White cast iron Malleable cast iron Alloy cast iron Nodular cast iron White cast iron Malleable cast iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Induction hardening is basically a None of these Core hardening process Surface hardening process Carburising process None of these Core hardening process Surface hardening process Carburising process ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding High speed steel All of these All nonferrous materials Cast iron High speed steel All of these All nonferrous materials Cast iron ANSWER DOWNLOAD EXAMIANS APP