Of the following transfer function second order linear time-invariant systems, the underdamped system is represented by
A. $$H\left( s \right) = \frac{1}{{{s^2} + 4s + 4}}$$
B. $$H\left( s \right) = \frac{1}{{{s^2} + 5s + 4}}$$
C. $$H\left( s \right) = \frac{1}{{{s^2} + 4.5s + 4}}$$
D. $$H\left( s \right) = \frac{1}{{{s^2} + 3s + 4}}$$
Answer: Option D
This Question Belongs to Electronics And Communications Engineering >> Control Systems
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