Equilivant Resistance with Source

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SUMMARY

The discussion focuses on calculating equivalent resistance in a circuit with a voltage source. The formula for equivalent resistance, 1/R1 + 1/R2 + ... + 1/Rn, is highlighted as ineffective for series circuits. Participants emphasize the importance of determining R'eq and suggest using the relationship between voltage and current to find the current delivered by the voltage source into the circuit. This approach provides a clearer path to solving the problem.

PREREQUISITES
  • Understanding of Ohm's Law
  • Familiarity with series and parallel resistor configurations
  • Basic knowledge of circuit analysis techniques
  • Ability to manipulate algebraic equations
NEXT STEPS
  • Study the concept of equivalent resistance in series and parallel circuits
  • Learn how to apply Ohm's Law in circuit analysis
  • Explore techniques for calculating current in circuits with voltage sources
  • Review circuit simulation tools like LTspice for practical applications
USEFUL FOR

Students studying electrical engineering, educators teaching circuit analysis, and hobbyists working on electronics projects will benefit from this discussion.

dhens43
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Homework Statement



See picture

Homework Equations



1/R1 + 1/R2 . . . 1/Rn doesn't help you along with series equation

The Attempt at a Solution



Don't know where to start
 

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Start with finding R'eq. It might help to remember that the ratio of voltage to current is a resistance; if you place a voltage source at R'eq and calculate the current it delivers into the circuit...
 

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