Electronics and Communication Engineering - Automatic Control Systems - Discussion

Discussion Forum : Automatic Control Systems - Section 3 (Q.No. 9)
9.
For a second order system damping factor is 0.1. If ωd is frequency of damped oscillations and ωn is natural frequency, then
ωd ≈ ωn
ωnωn
ωd ≈ (ωn)2
Answer: Option
Explanation:

ωd = ωn(1 - 0.1)2 ⋍ ωn

Discussion:
1 comments Page 1 of 1.

Kroll said:   8 years ago
Why is it equivalent?

Explain clearly.

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