1. Circuit Analysis

Two-port Networks — Quiz

Test your understanding of two-port networks with 5 practice questions.

Practice Questions

Question 1

For a lossless, reciprocal two-port network, which scattering parameter conditions must be satisfied?

Question 2

When cascading two two-port networks with ABCD parameters [A_{1},B_{1};C_{1},D_{1}] and [A_{2},B_{2};C_{2},D_{2}], which expression gives the combined C parameter?

Question 3

A two-port network has Z_{11}=60\:$\Omega$ and is referenced to Z_{0}=50\:$\Omega.$ What is the reflection coefficient S_{11}?

Question 4

Which impedance matching network uses only two reactive elements and is suitable for narrowband matching?

Question 5

To match a 75\:$\Omega$ load to a 50\:$\Omega$ line using a quarter-wave transformer, what transformer characteristic impedance Z_{t} is required?