Engineering Materials The defect which takes place due to imperfect packing of atoms during crystallization is known as Surface defect Line defect Point defect None of these Surface defect Line defect Point defect None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials For the allotropic forms of iron, the points of arrest are The points where there is no further flow of metal The points where no further change occurs The points of discontinuity Constant for all metals The points where there is no further flow of metal The points where no further change occurs The points of discontinuity Constant for all metals ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Manganese is added in low carbon steel to Raise the yield point Make the steel tougher and harder All of these Make the steel ductile and of good bending qualities Raise the yield point Make the steel tougher and harder All of these Make the steel ductile and of good bending qualities ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Steel contains Alloying elements like chromium, tungsten nickel and copper 50% or more iron Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron Alloying elements like chromium, tungsten nickel and copper 50% or more iron Elements like phosphorus, sulphur and silicon in varying quantities 80% or more iron ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Wrought iron Is a ductile material All of these Can be easily forged or welded Cannot stand sudden and excessive shocks Is a ductile material All of these Can be easily forged or welded Cannot stand sudden and excessive shocks ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Addition of manganese to aluminium results in One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics Improving machinability One of the best known age and precipitation hardening systems Improvement of corrosion resistance Improvement of casting characteristics Improving machinability ANSWER DOWNLOAD EXAMIANS APP