A double integrator plant, G(s)=Ks2,H(s)=1 is to be compensated to ac – InterviewSolution

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1.	A double integrator plant, G(s)=Ks2,H(s)=1 is to be compensated to acheive the damping ratio ζ=0.5 and an undamped natural frequency, ωn=5 rad/sec. Which one of the following compensator Gc(s) will be suitable?
Answer» A double integrator plant, $G (s) = \frac{K}{s^{2}}, H (s) = 1$ is to be compensated to acheive the damping ratio $ζ = 0.5$ and an undamped natural frequency, $ω_{n} = 5 r a d / s e c$ . Which one of the following compensator $G_{c} (s)$ will be suitable?

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