Problem + Hard 13-1    Source:    Problem 4.28 - page 170 -    IRWIN, J. Davis - Book: Analysis of Circuits in Engineering - 4th Edition - Ed. Pearson - 2013.

Calculate the value of V_x and the voltage V_o in the circuit shown in Figure 13-01.1.

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Problem + Hard 13-2    Source:   Problem worked out by the website author.

For the circuit shown in Figure 13-02.1, determine:

a) the values ​​of I₁, I₂ and I₃;

b) the value of the current flowing through the voltage source.

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Problem + Hard 13-3.    Source:   Problem worked out by the website author.

For the circuit shown in Figure 13-03.1, determine:

a) the values ​​of I₁, I₂ and < f4>I₃;

b) the values ​​of the currents flowing through the voltage sources and the powers supplied or received by them.

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