Solving a Circuit Diagram with KVL & KCL

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Discussion Overview

The discussion focuses on solving a circuit diagram using Kirchhoff's Voltage Law (KVL) and Kirchhoff's Current Law (KCL). Participants are examining the correctness of the equations derived from the circuit and clarifying the configuration of certain components within the circuit.

Discussion Character

  • Technical explanation
  • Debate/contested
  • Mathematical reasoning

Main Points Raised

  • The original poster presents KVL and KCL equations for their circuit and seeks validation on their correctness.
  • Some participants question the configuration of resistors R7 and R8, suggesting they may be short-circuited, which could simplify the analysis.
  • Others clarify that R7 and R8 are not short-circuited but are connected with R3, forming a junction.
  • One participant suggests that there is significant simplification possible in the circuit, noting the parallel and series relationships between resistors.
  • There is uncertainty regarding the path of current I6, with a request for clarification on which route it will take through the circuit.

Areas of Agreement / Disagreement

Participants express differing views on the configuration of the circuit components, particularly regarding the status of R7 and R8. The discussion remains unresolved as to the correctness of the KVL and KCL equations and the path of current I6.

Contextual Notes

There are unresolved assumptions about the circuit diagram's configuration and the implications of the resistors' connections on the overall circuit analysis.

shayaan_musta
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Here is my circuit diagram.
http://s1227.photobucket.com/albums...n=view&current=untitled-1.jpg&t=1299237316875
I am unable to solve my circuit with the help of Kirchhoff's law:
Here is my KVL equations:
24-v1-v3-v8=0------(1)
v3-v2-v4-v7=0------(2)
v4-v5-v6=0------(3)
24-v1-v2-v5-v6=0------(outside loop i.e. 4)

And this is my KCL equations:
Is=I2+I3------(5)
I2=I4+I5------(6)
I5=I6------(7)
I4=I7------(8)
I8=I3+I7-------(9)
Is=I8+I6-------(10)



I have another thing to ask you experts that in circuits I have show two paths for I6 one is blue and other is red. I want to ask that form which way I6 will pass? either by blue or red??
My KCL equations are from the way i.e. blue.

Are my KCL & KVL equations are correct or not?
Kindly help me.
 
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shayaan_musta said:
Here is my circuit diagram.
http://s1227.photobucket.com/albums...n=view&current=untitled-1.jpg&t=1299237316875
I am unable to solve my circuit with the help of Kirchhoff's law:
Here is my KVL equations:
24-v1-v3-v8=0------(1)
v3-v2-v4-v7=0------(2)
v4-v5-v6=0------(3)
24-v1-v2-v5-v6=0------(outside loop i.e. 4)

And this is my KCL equations:
Is=I2+I3------(5)
I2=I4+I5------(6)
I5=I6------(7)
I4=I7------(8)
I8=I3+I7-------(9)
Is=I8+I6-------(10)



I have another thing to ask you experts that in circuits I have show two paths for I6 one is blue and other is red. I want to ask that form which way I6 will pass? either by blue or red??
My KCL equations are from the way i.e. blue.

Are my KCL & KVL equations are correct or not?
Kindly help me.

It looks like R7 and R8 are short-circuited across the bottom -- is that correct? That certainly would simplify the problem...
 
There is a lot of simplification available in this circuit.

R7 and R8 are in parallel and in series with R3.

R4 is in parallel with (R5 + R6).

You can probably just use Ohm's Law from there.
 

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