Engineering Materials The addition of which of the following improves machining of copper? Tin Zinc Vanadium Sulphur Tin Zinc Vanadium Sulphur ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Isotropic materials are those which have the same Thermal properties in all directions Elastic properties in all directions Electric and magnetic properties in all directions Stresses induced in all directions Thermal properties in all directions Elastic properties in all directions Electric and magnetic properties in all directions Stresses induced in all directions ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Corrosion resistance of steel is increased by adding Tungsten and sulphur Aluminium and zinc Nickel and molybdenum Chromium and nickel Tungsten and sulphur Aluminium and zinc Nickel and molybdenum Chromium and nickel ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials When low carbon steel is heated up to upper critical temperature The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size The average grain size is a minimum The grain size first increases and then decreases very rapidly The grain size increases very rapidly There is no change in grain size 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 Remain same Decrease Increase First increase and then decrease Remain same Decrease Increase First increase and then decrease ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials Malleability of a material can be defined as Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression Ability to recover its original form All of these Ability to undergo large permanent deformations in tension Ability to undergo large permanent deformations in compression Ability to recover its original form All of these ANSWER DOWNLOAD EXAMIANS APP
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