EngineeringToolkit

Aspect Ratio Formula

The ratio of a wing's span to its mean chord, crucial for determining induced drag and aerodynamic efficiency.

Formula

AR = b²/S

Discipline: Aerospace Engineering. Result unit: dimensionless.

Variables and units

  • AR — Aspect Ratio: Wing aspect ratio
  • b — Wingspan (m): Wing span
  • S — Wing Area (m²): Wing area