Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Critical temperature Hardness Yield point Melting point Critical temperature Hardness Yield point Melting point ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The material widely used for making pendulums of clocks is Stainless steel Nickel steel Heat resisting steel High speed steel Stainless steel Nickel steel Heat resisting steel High speed steel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which is the false statement about wrought iron? It has High resistance to rusting and corrosion Ability of hold protective coating Uniform strength in all directions High ductility High resistance to rusting and corrosion Ability of hold protective coating Uniform strength in all directions High ductility ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in steel Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties Improves cutting ability and reduces hardenability Improves wear resistance, cutting ability and toughness Gives ductility, toughness, tensile strength and anti-corrosion properties Refines grain size and produces less tendency to carburisation, improves corrosion and heat resistant properties ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron Is a ductile material All of these Can be easily forged or welded Cannot stand sudden and excessive shocks Is a ductile material All of these Can be easily forged or welded Cannot stand sudden and excessive shocks ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Pig iron is the name given to Raw material for blast furnace Product of blast furnace made by reduction of iron ore Iron in molten form in the ladles Iron containing huge quantities of carbon Raw material for blast furnace Product of blast furnace made by reduction of iron ore Iron in molten form in the ladles Iron containing huge quantities of carbon ANSWER DOWNLOAD EXAMIANS APP