Q3/Determine the inductor current Kt) for both t<0 and t> 0 for the circuit in Fig.3. 1=0 X 311-12-213-8 -1₁ + 512 - 913 = 0 -21, -412 +913-8 A 49 ↓ 20 3H

Question 3

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Exercise 3: Plotting two signals together (Matlab function: hold) Plot the following sinusoidal and exponential signals together between 0 to 8ms with step size le-5. x(t)=, a=(S1+S2)/1e4 fo2 = (270+K2) Hz, K2=(S1+S2)/1e6 02 Hint: Some helpful commands Definition of x (t) %% X=exp (-a*T) ; Definition of y(t) %% Y=cos (2*pi*fo.*T-pi/4) ; plot (T, X, 'k', 'linewidth', 2); hold; plot (T, Y, 'r-. ', 'linewidth', 2); hold; 1 0.8 0.6 0.4 0.2 受。 -0.2 -0.4 -0.6 -0.8 -1 0 x(t)=exp(-at),y(t)=cos(wt-pi/4), a=722.22 fo=277.22 1 2 3 4 Time (seconds) 5 6 7 8 X10-3