Engineering Materials Depth of hardness of steel is increased by addition of Vanadium Tungsten Nickel Chromium Vanadium Tungsten Nickel Chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 0.83% Adding carbon up to 2.8% Adding small quantities of copper Adding carbon up to 6.3% Adding carbon up to 0.83% Adding carbon up to 2.8% Adding small quantities of copper Adding carbon up to 6.3% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as None of these Point defect Line defect Surface defect None of these Point defect Line defect Surface defect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials There are fourteen atoms in a unit cell of None of these Body centered cubic space lattice Face centered cubic space lattice Close packed hexagonal space lattice None of these Body centered cubic space lattice Face centered cubic space lattice Close packed hexagonal space lattice ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron Can be easily forged or welded All of these Is a ductile material Cannot stand sudden and excessive shocks Can be easily forged or welded All of these Is a ductile material Cannot stand sudden and excessive shocks ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Preheating is essential in welding All of these All nonferrous materials High speed steel Cast iron All of these All nonferrous materials High speed steel Cast iron ANSWER DOWNLOAD EXAMIANS APP