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5 cards from this section. Quick, good the night before a test.
What is a damping ratio?
Think about how quickly or slowly a system returns to steady state.
What happens in an underdamped system?
Consider the ζ value range for underdamped.
What is the damping ratio represented by?
Think about how we represent different physical quantities.
Damping ratio less than 1 indicates a system is...?
Consider how oscillations behave with different ζ values.
A control system has a damping ratio of 0.8. If the natural frequency ωn is 10 rad/s, calculate the overshoot percentage for the response.
Recall the overshoot formula relates to the damping ratio and oscillatory behavior.
If a second-order system has the transfer function G(s) = 25/(s² + 10s + k) where k varies, determine the values of k for critically damped and overdamped conditions.
Use the damping ratio relationship with the coefficients.
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