P2 (50%) (a) Draw a small-signal model for the duty cycle-to-output voltage of the boost PWM converter operating in CCM for D = 0.4, I = 1.6 A, and Vo = 14 V, ros= 0.15 Q, R = 0.1Q, L = 120 μH, r = 0.11 Q2 C = 100 μF, and rc = 0.02 Q. (b) Draw a model for f = 0. (c) Draw a model for f→ co. (d) Calculate the values of the above-mentioned function for f= 0, its zeros and poles. (e) Sketch Bode plots.