Problem 31-1    Source:   Problem elaborated by the author of the site.

In the circuit shown in Figure 31-01.1, determine the parameters "Z".

Problem 31-2    Source:    Exercicie 17-3 - page 699   HAYT, William H. Jr. , KEMMERLY, Jack E. , DURBIN, Steven M. - Book:    Análise de Circuitos em Engenharia - Ed. McGraw Hill - 7ª Edição - 2008.

In the circuit shown in Figure 31-02.1, determine the parameters "Z".

Problem 31-3    Source:    Problem 19-6 - page 808 -    SADIKU, Matthew N. O. , ALEXANDER, Charles K. - Book: Fundamentos de Circuitos Elétricos - Mc Graw Hill - 5ª edição - 2013.

In the circuit shown in Figure 31-03.1, determine the parameters "Z"

Problema 31-4    Source:    Problem prepared by the site's authors.

In the circuit shown in Figure 31-4.1 determine the values of V₁, V₂, I₁ and I₂ knowing that: Z₁₁ = 8, Z₁₂ = -12, Z₂₁ = -5 e Z₂₂ = 10

Problema 31-5    Source:    Problem 19-15 - page 809 -    SADIKU, Matthew N. O. , ALEXANDER, Charles K. - Book: Fundamentals of Electrical Circuits - Mc Graw Hill - 5th edition - 2013.

In the circuit shown in Figure 31-5.1 we know that: Z₁₁ = 40, Z₁₂ = 60, Z₂₁ = 80 and Z₂₂ = 120. Determine:

a ) the value of Z_L so that there is maximum power transfer to the load:

b ) the value of the maximum power released to the load.

Problem 31-6    Source:   Problem created by the site's author.

In the circuit shown in Figure 31-6.1 determine:

a) the "Z" parameters:

b) the "Y" parameters:

c) check its equivalence with the use of   Table 30-01