Question: (a) Formulate mesh-current equations for the circuit in Figure P320. (b) Use MATLAB to find symbolic expressions for vx and ix in terms of the

(a) Formulate mesh-current equations for the circuit in Figure P3–20.

(b) Use MATLAB to find symbolic expressions for vx and ix in terms of the parameters in the circuit.

(c) Find numeric values for vx and ix when R1 ¼ R2 =5.6 kV, R3¼2.2 kV, R4¼1.5 kV, iS¼3 mA, vS1¼15V, and vS2¼5V.

(d) Find the power supplied by vS1.

(e) Use OrCAD to verify your solutions to parts

(c) and (d)
are correct.AppendixLO1+ 1 w R R3 www is Vx VS1 R +1 VS2

+ 1 w R R3 www is Vx VS1 R +1 VS2 R4 w FIGURE P3-20

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