ω = ω_0 sqrt(1 - ζ^2) | | ω | angular frequency ω_0 | natural angular frequency ζ | damping ratio

natural angular frequency | 6 rad/s (radians per second) damping ratio | 0.2

angular frequency | 5.879 rad/s (radians per second) = 336.8°/s (degrees per second)

(assuming initially at rest)

(assuming initially at rest)