Engineering Materials Taps dies and drills contain carbon Above 2.2% Below 1% Below 0.5% Above 1% Above 2.2% Below 1% Below 0.5% Above 1% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Silicon when added to copper improves Strength and ductility Hardness and strength Hardness Machinability Strength and ductility Hardness and strength Hardness Machinability ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tungsten in high speed steel provides Hot hardness Sharp cutting edge Wear resistance Toughness Hot hardness Sharp cutting edge Wear resistance Toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to lower critical temperature There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly There is no change in grain size The grain size first increases and then decreases very rapidly The average grain size is a minimum The grain size increases very rapidly ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The machinability of steel is improved by adding Nickel Sulphur, lead and phosphorus Chromium Nickel and chromium Nickel Sulphur, lead and phosphorus Chromium Nickel and chromium ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as Point defect Line defect None of these Surface defect Point defect Line defect None of these Surface defect ANSWER DOWNLOAD EXAMIANS APP