Stability Theory – 45

45. Because of the addition of a zero to G(s)H(s), the stability of the system is :

(a) improved
(b) reduced
(c) not affected
(d) none of these

Answer

Answer : (a)

Explanation

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

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Stability Theory - 47
Stability Theory » Exercise - 147. Because of the addition of pole to G(s)H(s), the stability of the system is : (a) improved (b) reduced (c) not affected (d) none of these
Tags: stability, theory, exercise, addition, g(s)h(s, system, improved, reduced, electronics, engineering
Stability Theory - 68
Stability Theory » Exercise - 268. As the polar plot gets closer to the (-1 + j0) point, the stability of the system is : (a) improved (b) reduced (c) not affected (d) none of these
Tags: stability, theory, exercise, system, improved, reduced, electronics, engineering
Stability Theory - 53
Stability Theory » Exercise - 253. The phase margin of a system is 40˚. The damping ratio of the system ξ is approximately : (a) 0.04 (b) 0.4 (c) 4 (d) cannot be estimated
Tags: stability, theory, system, exercise, electronics, engineering
Stability Theory - 30
Stability Theory » Exercise - 130. The characteristic equation 1 + G(s)H(s) = 0 of a system is given by s4 + 8s3 +12s2 +8s + K = 0 For the system to remain stable, the value of gain K should be : (a) zero (b) 0< K (c) >11 (d) positives
Tags: stability, theory, system, exercise, g(s)h(s, electronics, engineering
Stability Theory - 54
Stability Theory » Exercise - 254. The damping ratio of a second-order system is 0.2. Its phase margin is approximately : (a) 0.4˚ (b) 2˚ (c) 20˚ (d) 40˚
Tags: stability, theory, exercise, system, electronics, engineering

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