Castigliano's 2nd Theorem · δ = ∂U/∂P
unseel.com · Strain energy → deflection
Tip load 0 kN
Deflection δ 0.0 mm
Stage
Cantilever beam
Bending moment M=−Px
Tip load P = 5 kN
Strain energy U
Unseel.com · Castigliano's Second Theorem