Beam Deflection Formula
Maximum deflection of a cantilever beam with a point load at the end.
Formula
δ = PL³/3EI
Discipline: Statics & Structural. Result unit: m.
Variables and units
- δ — Deflection (m): Maximum deflection
- P — Load (N): Point load
- L — Length (m): Beam length
- E — Elastic Modulus (Pa): Young's modulus
- I — Moment of Inertia (m⁴): Area moment of inertia