Kirchoff's Laws Current [Problem 1]

  • Thread starter Thread starter mriney
  • Start date Start date
  • Tags Tags
    Current Laws
Click For Summary
SUMMARY

This discussion focuses on solving a circuit problem using Kirchhoff's Laws to determine the currents I1, I2, and I3 in a circuit with a resistor R5 of 18 ohms and an internal battery resistance of 1.0 ohms. The relevant equations include Kirchhoff's Loop Rule, which states that the sum of currents (I1 + I2 + I3 = 0), and Kirchhoff's Series Law, which indicates that the sum of voltages (V1 + V2 + V3 = 0) must equal zero. The participant expresses difficulty in substituting the equations correctly to arrive at the solution.

PREREQUISITES
  • Understanding of Kirchhoff's Loop Rule
  • Familiarity with Kirchhoff's Series Law
  • Basic knowledge of circuit analysis
  • Ability to manipulate algebraic equations
NEXT STEPS
  • Review Kirchhoff's Laws in detail, focusing on practical applications
  • Practice solving circuit problems involving multiple resistors and batteries
  • Learn about series and parallel circuit configurations
  • Explore techniques for simplifying complex circuits using Thevenin's and Norton's theorems
USEFUL FOR

Students studying electrical engineering, physics enthusiasts, and anyone seeking to improve their circuit analysis skills using Kirchhoff's Laws.

mriney
Messages
2
Reaction score
0

Homework Statement


Determine the currents I1, I2, and I3. R5 = 18[PLAIN]http://www.webassign.net/images/omegacap.gif. Assume the internal resistance of each battery is r = 1.0 [PLAIN]http://www.webassign.net/images/omegacap.gif.

Homework Equations


Kirchoff's Loop Rule: I1+I2+I3=0
Kirchoff's Series Law?: V1+V2+V3=0

The Attempt at a Solution


I've tried a million things, but with no luck. I know I'm supposed to substitute the different equations, but I just can't seem to come up with the right answer.
19-40alt.gif
 
Last edited by a moderator:
Physics news on Phys.org
Show us your equations.

Chet
 

Similar threads

Network Analysis, Kirchhoff's Laws, changing current source to voltage
  • · Replies 4 ·
Replies
4
Views
1K
Kirchoff's Laws for Currents in a Circuit
  • · Replies 1 ·
Replies
1
Views
1K
Solving Kirchoff's Laws: Are My Answers Correct?
  • · Replies 9 ·
Replies
9
Views
4K
Using Kirchhoff's laws on this current division problem
  • · Replies 12 ·
Replies
12
Views
2K
Writing Kirchhoff Rules for a Multi-Loop Circuit
  • · Replies 5 ·
Replies
5
Views
4K
Solving Current & Power in 4 & 3 Wire Circuits
  • · Replies 9 ·
Replies
9
Views
2K
Two batteries and two resistors circuit - wrong possible answers ?
  • · Replies 16 ·
Replies
16
Views
2K
Kirchoff's Laws Problem Current
  • · Replies 11 ·
Replies
11
Views
3K
Finding the Current in a circuit
  • · Replies 6 ·
Replies
6
Views
3K
Kirchhoff's First Law to solve a circuit with 2 loops
  • · Replies 6 ·
Replies
6
Views
2K