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Cantilever beam - Load increasing uniformly to free end Calculator













Formula

Parameter Formula
Deflection (\(y_{AB}\)) \(-\frac{w_0 x^2}{120LEI} (20L^3 - 10L^2x + x^3)\)
Maximum Deflection (\(y_{MAX}\)) \(-\frac{11w_0 L^4}{120EI}\) at \(x = L\)
Slope (\(\theta_{AB}\)) \(-\frac{w_0 x}{24LEI} (8L^3 - 6L^2x + x^3)\)
Slope at B (\(\theta_B\)) \(-\frac{w_0 L^3}{8EI}\)
Moment (\(M_{AB}\)) \(-\frac{w_0}{6L} (2L^3 - 3L^2x + x^3)\)
Shear (\(V_{AB}\)) \(\frac{w_0}{2L} (L^2 - x^2)\)
Reactions (\(R_A\)) \(\frac{w_0 L}{2}\)

Definitions

Symbol Physical quantity Units
E·I Flexural rigidity N·m², Pa·m⁴
y Deflection or deformation m
θ Slope, Angle of rotation -
x Distance from support (origin) m
L Length of beam (without overhang) m
M Moment, Bending moment, Couple moment applied N·m
P Concentrated load, Point load, Concentrated force N
w Distributed load, Load per unit length N/m
R Reaction load, reaction force N
V Shear force, shear N
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