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Damped Mass-Spring Oscillator

Equation: mu+γu+ku=0

Parameters

m1.00
γ1.00
k4.00
u(0)1.00
v(0)0.00
t max20

Damping Regime and Roots

Δ = γ² - 4km = -15.0000

Régime: Sous-amorti / harmonique (racines complexes)

μ = 1.9365

u(t) = e^(-γ t / (2m)) (C cos(μ t) + D sin(μ t))

Avec u(0)=1.00 et v(0)=0.00 ⇒ C=1.0000, D=0.2582

Animation and Solution

t = 0.00 s • u(t) = 1.000

Mass-Spring System (vertical)

Solution u(t)

Échantillonnage: 1201 points • Intervalle [0, 20]