Engineering Materials Machining properties of steel are improved by adding Vanadium, aluminium Silicon, aluminium, titanium Sulphur, lead, phosphorous Chromium, nickel Vanadium, aluminium Silicon, aluminium, titanium Sulphur, lead, phosphorous Chromium, nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The property of a material which enables it to retain the deformation permanently, is called Ductility Malleability Plasticity Brittleness Ductility Malleability Plasticity Brittleness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Shock resisting steels should have Low wear resistance Low tensile strength Low hardness Toughness Low wear resistance Low tensile strength Low hardness Toughness ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Hematite iron ore contains iron about 0.55 0.45 0.7 0.3 0.55 0.45 0.7 0.3 ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as Line defect Point defect Surface defect None of these Line defect Point defect Surface defect None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ultimate tensile strength and yield strength of most of the metals, when temperature falls from 0 to 100°C will First increase and then decrease Decrease Increase Remain same First increase and then decrease Decrease Increase Remain same ANSWER DOWNLOAD EXAMIANS APP