damping ratio

English

A number of second-order linear dynamic systems. $\zeta$ represents the damping ratio.

Noun

damping ratio (plural damping ratios)

1. (physics, mathematics) A dimensionless measure of the damping in second-order linear dynamic system, appearing as the term $\zeta$ in the generalised equation of motion for such a system, ${\ddot {q}}+2\zeta \omega _{n}{\dot {q}}+\omega _{n}^{2}q=F.$

See also

• undamped
• damped
• underdamped
• critically damped
• overdamped