EngiRef / Civil Engineering Formula
Radius of Gyration
Radius of Gyration: Geometric property for column stability. A Columns formula in civil engineering. Variables r, I and A, each with SI and imperial units.
Columns
Specification
- Name
- Radius of Gyration
- Discipline
- civil
- Category
- Columns
- LaTeX
- r = \sqrt{\frac{I}{A}}
- Description
- Geometric property for column stability
- Can solve for
- r, I, A
- Tags
- radius, gyration, column, section
Variables
| Symbol | Name | Unit | Si Unit | Imperial Unit |
|---|---|---|---|---|
| r | Radius of Gyration | m | m | in |
| I | Moment of Inertia | m⁴ | m⁴ | in⁴ |
| A | Cross-sectional Area | m² | m² | in² |