Engineering Materials Which is false statement about normalizing? Normalizing is done to Induce stresses Reduce segregation in casting Improve mechanical properties Refine grain structure Induce stresses Reduce segregation in casting Improve mechanical properties Refine grain structure ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials A reversible change in the atomic structure of steel with corresponding change in the properties is known as Allotropic change Molecular change Physical change Solidus change Allotropic change Molecular change Physical change Solidus change ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The ratio of the volume occupied by the atoms to the total volume of the unit cell is called Coordination number Space lattice Atomic packing factor None of these Coordination number Space lattice Atomic packing factor None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Tensile strength of steel can be safely increased by Adding carbon up to 2.8% Adding small quantities of copper Adding carbon up to 0.83% Adding carbon up to 6.3% Adding carbon up to 2.8% Adding small quantities of copper Adding carbon up to 0.83% Adding carbon up to 6.3% ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials The addition of which of the following improves machining of copper? Tin Vanadium Zinc Sulphur Tin Vanadium Zinc Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials In high speed steels, manganese is used to tougher the metal and to increase its Critical temperature Hardness Yield point Melting point Critical temperature Hardness Yield point Melting point ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS