EngiRef / Mechanical Engineering Formula
Normal Strain
Normal Strain: Strain is the ratio of deformation to original length. A Statics formula in mechanical engineering. Variables ε, ΔL and L₀, each with SI and…
Statics
Specification
- Name
- Normal Strain
- Discipline
- mechanical
- Category
- Statics
- LaTeX
- \varepsilon = \frac{\Delta L}{L_0}
- Description
- Strain is the ratio of deformation to original length
- Conditions
- Valid for small deformations in elastic region
- Can solve for
- ε, ΔL, L₀
- Tags
- strain, deformation, elongation
Variables
| Symbol | Name | Unit | Si Unit | Description | Imperial Unit |
|---|---|---|---|---|---|
| ε | Strain | — | — | Normal strain (dimensionless) | — |
| ΔL | Change in Length | m | m | Deformation | in |
| L₀ | Original Length | m | m | Initial length | in |