Frequency Domain Analysis 20

20. For a second – order system, ωn = 8 and ξ= 0.5. The value of ωr in rad/s is :

(a) 4.657
(b) 5.657
(c) 6.657
(d) none of these

Answer : (b)

Explanation : No answer description available for this question. Let us discuss.

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