Solving Electrical Circuits: V1 & V2 Equations

AI Thread Summary
The discussion centers on solving electrical circuit equations using z-parameters, specifically V1 and V2 equations. Participants emphasize the importance of showing work rather than just providing answers, highlighting the need to understand the definitions of z-parameters in relation to port currents and voltages. One user suggests consulting course notes or reliable resources like Wikipedia for clarity on these definitions. The conversation also notes that exam scenarios may not provide familiar examples, stressing the need for a solid grasp of the concepts. Overall, understanding the foundational definitions is key to solving the equations accurately.
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Homework Statement


zad.jpg


Homework Equations




3. The Attempt at a Solution

Z11 8 + 6
Z12 6
Z21 6
Z22 6

V1 = Z11 I1 + Z12 I2
V2 = Z21 I1 + Z22 I2
 
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Was there a question to go with this?

We won't just confirm raw answers; you need to how your work.
 
I just follow course notes. The question is exactly as above.
 
The example above is slightly different than taught ones hence the question.
 
zad 2.jpg

This is what I came across and that is where my attempt comes from. cheers. Am I on the right track?
 
Once again, we don't confirm guesses.

Rather than trying to extrapolate a guess from a given example I'd suggest using the definitions of the individual z-parameters. Your text or course notes should define them in terms of port currents and voltages. Barring that, Wikipedia does a reasonable job showing their definitions. With them you can find the parameters for a 2-port network and be confident in the results.

You probably won't have handy examples to work from on an exam ;)
 

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