Question

For the stability in optimal control poles of the transfer function must be :

(a) Located on the right half of s plane

(b) Left half of s plane

(c) On the s plane

(d) None of the mentioned

This question was addressed to me in an online interview.

This key question is from Optimal Control Problems-2 topic in section Optimal Control Systems of Control Systems

Answer 1

Correct answer is (b) Left half of s plane

To explain: For the stability point of view the basic definition continues that the poles must be located on the left half of s plane.