[8 marks] (c) Derive an expression for the open-loop frequency response of the system with respect to K for w → 0 and w
Posted: Sat May 21, 2022 1:40 am
[8 marks] (c) Derive an expression for the open-loop frequency response of the system with respect to K for w → 0 and w → 00 and hence, show a simple Nyquist sketch of the open-loop response of the system.
K Gc(S) = (s + 3)2 Gp(s) (s + 5) (s + 1)(s + 4) and H(S) = 1. = ) R(S) 1 0 7 E(s) e(t) Gc(s) Gp(s) C(s) c(0) Hs) Figure Qla