Question

how margin is conected to roots​

Answer 1

what type of margin and what type of roots? pls specify

Answer 2

Answer:

Explanation:

Phase margin and gain margin are the measures of closed-loop control systems ... If a closed-loop system is stable, both the gain margin and the phase margin need to ... The gain can thus be increased by a factor of 3 in order to reach the −1 point. ... When the open-loop plot does not intersect the negative real axis