Problem 13-1    Source:   Problem elaborated by the author of the site.

For the circuit shown in the Figure 13-01.1, calculate:

a) The currents i₁, i₂ and i₃.

b) The voltage of the node e₁.

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Problem 13-2    Source:    Problem elaborated by the author of the site.

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

a) The currents that circulate in the circuit.

b) Make a power balance of the circuit.

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Problem 13-3    Source:    Problem elaborated by the author of the site.

Calculate the currents in the circuit shown in the Figure 13-03.1.

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Problem 13-4    Source:    Adapted from the 1st test - 2016 - Circuit Analysis I - School of Engineering - UFRGS.

For the circuit shown in the Figure 13-04.1, compute by the laws of Kirchhoff the voltage V_o, the current i_g and do a power balance of the circuit.

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Problem 13-5    Source:   Problem elaborated by the author of the site.

For the circuit shown in the Figure 13-05.1, compute by the laws of the nodes of Kirchhoff and law of Ohm the current I, i₂ and the voltage V₁, knowing that i₁ = 1A.

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Problem 13-6    Source:   Adapted from Exercise 3.7 - page 87 - ALEXANDER, Charles K. & SADIKU, Matthew N. O. - Book: Fundamentos de Circutos Elétricos - 5ª edição - Ed. McGrawHill - 2013.

For the circuit shown in the Figure 13-06.1, determine the currents in the circuit and the current value I_o, as well as the power received and / or supplied by the source 10 V.

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Problem 13-7    Source:   Adapted from Problem 3.73 - page 109 - ALEXANDER, Charles K. & SADIKU, Matthew N. O. - Book: Fundamentos de Circuitos Elétricos - 5ª edição - Ed. McGrawHill - 2013.

In the circuit show in Figure 13-07.1, determine the currents in the circuit, as well as power received and / or supplied by the source 2 V.

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Problem 13-8    Source:   Problem developed by the site author.

For the circuit shown in Figure 13-08.1, knowing that V = 60 volts and using Kirchhoff's law, determine:

a) The values of I and I₁.

b) The power dissipated by the resistor 14 ohms.

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Problem 13-9    Source:   Problem developed by the site author.

For the circuit shown in Figure 13-09.1, knowing that V = 60 volts and using Kirchhoff's law, determine:

a) The voltage at the point A, that is, V_A.

b) The potential difference between the points c-e.

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Problem 13-10    Source:   Problem elaborated by the author of the site.

For the circuit shown in the Figure 13-10.1, determine the currents in the circuit.

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Problem 13-11    Source:   Problem worked out by the website author.

For the circuit shown in Figure 13-11.1, using Kirchhoff's law, determine:

a) The currents in the circuit;

b) The power dissipated in R₃.

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Problem 13-12    Source:   Problem created by the site's author.

For the circuit shown in Figure 13-12.1, using Kirchhoff's law, determine:

a) The value of the current I.

b) The voltage V_x.

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Problem 13-13    Source:   Problem created by the site's author.

For the circuit shown in Figure 13-13.1, using Kirchhoff's law, determine:

a) The value of the current i.

b) The voltage V_o.

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Problem 13-14    Source:   Problem created by the site's author.

For the circuit shown in Figure 13-14.1, using Kirchhoff's law and Ohm's law, determine:

a) The values ​​of the currents I₁ and I₂.

b) The voltage V_ab.

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