Engineering Materials Preheating is essential in welding High speed steel Cast iron All nonferrous materials All of these High speed steel Cast iron All nonferrous materials All of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Permalloy is a Polymer Kind of stainless steel Nickel and iron alloy having high permeability None ferrous alloy Polymer Kind of stainless steel Nickel and iron alloy having high permeability None ferrous alloy ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 6.3% Adding carbon up to 0.83% Adding small quantities of copper Adding carbon up to 2.8% Adding carbon up to 6.3% Adding carbon up to 0.83% Adding small quantities of copper Adding carbon up to 2.8% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Ductility Brittleness Plasticity Malleability Ductility Brittleness Plasticity Malleability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The percentage carbon content in wrought iron is about 0.1 2 0.02 0.4 0.1 2 0.02 0.4 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is Invar Silver metal Duralumin Hastelloy Invar Silver metal Duralumin Hastelloy ANSWER DOWNLOAD EXAMIANS APP