Question: Consider a feedback control system in Fig and the Gollowing transfer functions: Gc = kc ( 1 + 1 - 3) ; Gm = 1,

Consider a feedback control system in Fig and the Gollowing transfer

Consider a feedback control system in Fig and the Gollowing transfer functions: Gc = kc ( 1 + 1 - 3) ; Gm = 1, Gul, Gp Ger se ne 55 j st =2 ( (a) Plot the bode diagram for the oper-loop transfer and tabulate the complitude ratio and phase lag us frequency (6) For what values of Ke as the system stable? (c) If K Ca 0.2, what is the phase nargin (d) what value of kc will result in a again margin of 1.77 D=U Gd Yd Grach GO YM GM

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