Engineering Materials The addition of which of the following improves machining of copper? Zinc Vanadium Sulphur Tin Zinc Vanadium Sulphur Tin ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Melting point Yield point Hardness Critical temperature Melting point Yield point Hardness Critical temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In mottled cast iron, carbon is available in Partly in free and partly in combined state Free form Combined form Nodular form Partly in free and partly in combined state Free form Combined form Nodular form ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding All nonferrous materials Cast iron High speed steel All of these All nonferrous materials Cast iron High speed steel All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Constantan an alloy used in thermocouples is an alloy of Copper and zinc Copper and nickel Copper and tin Copper and iron Copper and zinc Copper and nickel Copper and tin Copper and iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Balls for ball bearings are made of Carbon-chrome steel Mild steel Stainless steel Cast iron Carbon-chrome steel Mild steel Stainless steel Cast iron ANSWER DOWNLOAD EXAMIANS APP