Two feedback systems are shown in Figures P4.12(a) and (b).
(a) Evaluate the closed-loop transfer functions T1 and T2 for each system.
(b) Compare the sensitivities of the two systems with respect to the parameter K1 for the nominal values of K1 = K2 = 1.
Figure P4.12
Two feedback systems.

Transcribed Image Text:

Y(s) RUs) s + 4