- #1
SUPERSOUVIK
- 5
- 0
Please prove that ,
macroscopic strength rate=(burger's vector)*(dislocation density)*(average dislocation density)
macroscopic strength rate=(burger's vector)*(dislocation density)*(average dislocation density)
Deformation in materials science refers to the change in shape or size of a material when subjected to external forces. This can be either elastic, where the material returns to its original shape after the force is removed, or plastic, where the material permanently changes shape.
Strength rate is calculated by dividing the change in stress by the change in strain. Stress is the force applied to a material per unit area, while strain is the resulting deformation or change in shape of the material. The strength rate is typically measured in units of stress per strain, such as gigapascals (GPa) per percent (%).
The strength rate of a material during deformation is affected by several factors, including the type and magnitude of the applied force, the composition and structure of the material, and the temperature and environment in which the deformation is occurring. The type of deformation, whether it is tensile, compressive, or shear, also plays a role in determining the strength rate.
Deformation behavior in materials science is characterized by the material's stress-strain curve, which shows the relationship between stress and strain during deformation. This curve can provide valuable information about the material's strength, ductility, and other mechanical properties.
Deformation and strength rate calculation are important in various fields of materials science, including mechanical engineering, structural design, and material testing. They are used to understand and predict the behavior of materials under different loading conditions, and to design and develop materials with specific mechanical properties for various applications, such as in construction, transportation, and manufacturing.