Automatic Control Systems - Engineering

Q1:

For a second order system ωn is natural frequency, ωd is frequency of damped oscillations and ζ is damping factor. Then

A ωd = ωn ξ

B ωd = ωn (1 - ξ)2

C ωd = ωn (1 - ξ)0.5

D ωd = ωn (1 - ξ2)0.5

ANS:D - ωd = ωn (1 - ξ2)0.5

No answer description is available.