Calculate the RMS current of an ac circuit

Click For Summary

Homework Help Overview

The discussion revolves around calculating the RMS (Root Mean Square) value of an AC current described by the equation i = 3 + 4 sin(ωt + π/3). Participants are exploring the integration process required to find the RMS value.

Discussion Character

  • Mathematical reasoning, Problem interpretation

Approaches and Questions Raised

  • Participants are attempting to integrate the function to find the RMS value but are encountering issues with a term involving T. There are questions about the results of the integration and the possibility of sharing images for clarity.

Discussion Status

The discussion is ongoing, with participants seeking clarification on the integration process and expressing uncertainty about how to present their work. Some guidance on using LaTeX for mathematical expressions has been offered.

Contextual Notes

There is a mention of difficulties in typing mathematical expressions, which may affect the clarity of the discussion. Participants are encouraged to share images if needed.

randomgamernerd
Messages
139
Reaction score
4

Homework Statement

: [/B]
calculate rms value of current i= 3+ 4 sin(ωt+π/3)

Homework Equations

: [/B]
Irms2=(∫0T [I(t)]2dt)/T

The Attempt at a Solution

: I tried to integrate but I'm getting a T term.
 
Physics news on Phys.org
randomgamernerd said:

Homework Statement

: [/B]
calculate rms value of current i= 3+ 4 sin(ωt+π/3)

Homework Equations

: [/B]
Irms2=(∫0T [I(t)]2dt)/T

The Attempt at a Solution

: I tried to integrate but I'm getting a T term.
What result do you get for the integration ?
 
SammyS said:
What result do you get for the integration ?
I don't know how to type it...can I post a picture?
 

Similar threads

Combined tensions of an RLC series circuit with AC current
  • · Replies 3 ·
Replies
3
Views
1K
Is the RMS Mean Free Path Equal to the Mean Free Path?
  • · Replies 9 ·
Replies
9
Views
2K
Calculation of current in driven series RLC circuit
  • · Replies 8 ·
Replies
8
Views
3K
Solving for RMS current of a resistor, help?
  • · Replies 6 ·
Replies
6
Views
2K
The voltage across an AC source and a resistance in series
  • · Replies 4 ·
Replies
4
Views
2K
RMS Current through RLC combination ciruit
  • · Replies 13 ·
Replies
13
Views
3K
Loss of energy in DC and loss reduction in AC circuits
  • · Replies 2 ·
Replies
2
Views
2K
AC supply - Signal generator - CRO in circuits
  • · Replies 9 ·
Replies
9
Views
3K
RMS of square wave and alternating currents
  • · Replies 2 ·
Replies
2
Views
2K
Finding displacement current in an AC capacitor circuit
  • · Replies 7 ·
Replies
7
Views
4K