RC Circuit/Kirchhoff rules question?

  • Context: Undergrad 
  • Thread starter Thread starter pdeco1
  • Start date Start date
  • Tags Tags
    Rc Rules
Click For Summary
SUMMARY

The discussion centers on the application of Kirchhoff's loop rules in an RC circuit containing two batteries, three resistors, and one capacitor. The user inquires about the implications of choosing a current direction that flows into the negative terminal of the capacitor. It is established that this scenario is permissible under Kirchhoff's rules, as the direction of current can be arbitrary, and the analysis will yield consistent results regardless of the chosen direction.

PREREQUISITES
  • Understanding of Kirchhoff's Voltage Law (KVL)
  • Basic knowledge of RC circuits
  • Familiarity with circuit components: resistors, capacitors, and batteries
  • Ability to analyze circuit diagrams
NEXT STEPS
  • Study Kirchhoff's Current Law (KCL) for comprehensive circuit analysis
  • Explore the behavior of capacitors in transient circuits
  • Learn about the time constant in RC circuits
  • Investigate the impact of varying resistor values on circuit behavior
USEFUL FOR

Electrical engineering students, circuit designers, and hobbyists working with RC circuits and seeking to deepen their understanding of circuit analysis techniques.

pdeco1
Messages
13
Reaction score
0
RC Circuit/Kirchhoff rules question??

Regarding the loop rules.

I am trying to solve a problem with 2 batteries, 3 resistors and one capacitor.

I know the rules regarding the loop and traversing resistors and batteries. My question is, what happens when the direction of current I choose flows into the negative end of the capacitor? Is that even possible or do I have to choose a different direction of current?

Thanks
 
Physics news on Phys.org


In principle that is fine.
 

Similar threads

Undergrad Discharge in a DC RC circuit and Kirchhoff's Loop Rule
  • · Replies 9 ·
Replies
9
Views
4K
Undergrad Grounding a circuit through a capacitor/parallel RC circuit
  • · Replies 7 ·
Replies
7
Views
3K
Sign conventions for Kirchhoff's loop rule
  • · Replies 7 ·
Replies
7
Views
2K
Undergrad Can current flow in an open circuit?
  • · Replies 4 ·
Replies
4
Views
3K
High School Found a circuit where current is zero across an ohmic device (dV>0)
  • · Replies 11 ·
Replies
11
Views
1K
High School Difference between RC and RRC circuits
  • · Replies 13 ·
Replies
13
Views
3K
High School Different Sign Conventions used with Kirchhoff's Law?
  • · Replies 7 ·
Replies
7
Views
3K
Undergrad An attempt to understand the associated variable conventions in circuits
  • · Replies 1 ·
Replies
1
Views
2K
Undergrad Is the Poynting Vector Field the Only Factor in Energy Flow in Circuits?
  • · Replies 16 ·
Replies
16
Views
4K
Undergrad Question for Kirchhoff's current law for RC circuit
  • · Replies 5 ·
Replies
5
Views
3K