Calculating Energy in Series & Parallel Capacitors

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Homework Help Overview

The discussion revolves around calculating energy in capacitors, specifically focusing on configurations in series and parallel. Participants are exploring the relevant formulas and concepts related to energy storage in capacitors.

Discussion Character

  • Exploratory, Conceptual clarification, Problem interpretation

Approaches and Questions Raised

  • Participants are attempting to identify the formulas for energy in capacitors, starting with the energy of a single capacitor. There is a suggestion to find the equivalent circuit before applying the energy formula. Additionally, there is a discussion on how the charge and voltage characteristics differ between series and parallel configurations.

Discussion Status

The discussion is active, with participants raising questions about the appropriate formulas and concepts. Some guidance has been offered regarding the use of the energy formula for a single capacitor and considerations for series versus parallel arrangements, but no consensus has been reached yet.

Contextual Notes

Participants are working within the constraints of homework rules, focusing on understanding the underlying principles rather than providing direct solutions.

lcp1992
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Can anybody tell me which are the formulas to find energy in capacitors in series and in parallel?
 
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Lest us start with a single capacitor.

What is the formula for its energy?
 
The best way is to find the equivalent circuit and then use [itex]\frac{1}{2}[/itex]CV2
 
If the capacitors are in series (resp. in parallel) then their charge (resp. voltage) is the same for each and so it would be better to use a formula having charge (resp. voltage).
 

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