Engineering Materials Super conduction by metals is observed in the temperature range of Around 100°C Around 0°C Above 100°K Below 10°K Around 100°C Around 0°C Above 100°K Below 10°K ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The hardness and tensile strength in austenitic stainless steel can be increased by Martempering Normalizing Full annealing Hardening and cold working Martempering Normalizing Full annealing Hardening and cold working ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as Line defect Surface defect None of these Point defect Line defect Surface defect None of these Point defect ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Recrystallization temperature can be lowered by All of these Purification of metal Grain refinement Working at lower temperature All of these Purification of metal Grain refinement Working at lower temperature ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Which of the following property is desirable for materials used in tools and machines? Malleability Plasticity Ductility Elasticity Malleability Plasticity Ductility Elasticity ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When filing or machining cast iron makes our hands black, then it shows that ________ is present in cast iron. Free graphite Cementite Both A and B None of these Free graphite Cementite Both A and B None of these ANSWER DOWNLOAD EXAMIANS APP