Circuit Analysis - Simple supernoide question

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SUMMARY

A supernode in circuit analysis cannot contain a resistor or any other passive element. A supernode is defined as a combination of nodes connected by a voltage source, and it exists only when the nodes are separated by hard voltages. The discussion clarifies that while voltage sources may have internal resistance, this does not permit the inclusion of resistors within the supernode itself. The concept of supernodes is critical for simplifying circuit analysis.

PREREQUISITES
  • Understanding of circuit analysis concepts
  • Familiarity with supernodes and node voltage analysis
  • Knowledge of voltage sources and their characteristics
  • Basic principles of electrical resistance
NEXT STEPS
  • Study the principles of node voltage analysis in circuit theory
  • Learn about the characteristics and modeling of voltage sources
  • Explore examples of supernodes in circuit analysis textbooks
  • Investigate the implications of internal resistance in voltage sources
USEFUL FOR

Electrical engineering students, circuit designers, and anyone studying circuit analysis principles will benefit from this discussion on supernodes.

NewtonianAlch
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Homework Statement


Can a supernode have a resistor or any other element in it?


The Attempt at a Solution



I'm guessing it can because all voltage sources have internal resistance of some sort, and this can be represented by a resistor in series with a voltage source between two unknown node voltages, hence making it a supernode.

I unfortunately couldn't find any examples of a supernode being formed with a resistor in it, so I was a bit suspicious.
 
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No. A supernode can only exit if the constituent nodes are separated by hard voltages. At least, that's my understanding of a supernode. That term never existed in my day :blushing:
 

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