Using Norton's theorem and superposition to find current

  • Thread starter amsi
  • Start date
  • #1
7
0
Okay, the task is really not that hard but I am getting strange numbers.


1. Homework Statement

Find the current going through the resistor of 18 ohms.
Circuit is shown in the first picture.

Homework Equations




The Attempt at a Solution


I used norton theorem and superposition to find current In
DSC_1042.jpg

DSC_1043.jpg

DSC_1044.jpg
 
Last edited by a moderator:

Answers and Replies

  • #2
7
0
Sorry for reposting it twice,missclick.
 
  • #3
NascentOxygen
Staff Emeritus
Science Advisor
9,244
1,072
Hi amsi. :welcome:

In your second schematic you seem to be determining RN after deactivating all sources. You show three 10Ω resistors, but there should be only two; the third one shouldn't show because it is in series with a current source.
 
  • #4
7
0
In your second schematic you seem to be determining RN after deactivating all sources. You show three 10Ω resistors, but there should be only two; the third one shouldn't show because it is in series with a current source.
Oh you are right I didn't even notice it ,thank you.
 

Related Threads on Using Norton's theorem and superposition to find current

Replies
55
Views
10K
Replies
27
Views
3K
Replies
3
Views
976
Replies
1
Views
6K
  • Last Post
Replies
4
Views
2K
  • Last Post
Replies
10
Views
1K
  • Last Post
Replies
3
Views
962
Top