Recent content by chaz0426
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Engineering Need guidance on this circuit question using nodal analysis. Confused.
Oh how I understood your question I thought you needed expressions, as for the actual values I have no clue. I haven't even reached RC and RLC circuits yet in my course and I think I'd need more information.- chaz0426
- Post #11
- Forum: Engineering and Comp Sci Homework Help
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Engineering Need guidance on this circuit question using nodal analysis. Confused.
yeah I know what you mean. I find it handy to have a TI 89 because it can do all that stuff for you however on the flip side you loose your math skills if your too reliant on it. Anyway what I did: I set it up like (s^2 + sqrt(2)*s +1)^-1 = (LC*s^2+RC*s+1)^-1 since fractions even if...- chaz0426
- Post #9
- Forum: Engineering and Comp Sci Homework Help
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Engineering Need guidance on this circuit question using nodal analysis. Confused.
Ooops I didn't see the reply about the superposition problem, thanks!- chaz0426
- Post #7
- Forum: Engineering and Comp Sci Homework Help
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Engineering Need guidance on this circuit question using nodal analysis. Confused.
You did help a lot, thank you so much. I'm a computer engineering major so I don't think I'll have to take circuits II if that is AC analysis and stuff. So I think I'll luck out but it looks hard, is it? I'm use to the software side of things and all this circuit stuff is new. The algebra part...- chaz0426
- Post #6
- Forum: Engineering and Comp Sci Homework Help
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Engineering Need guidance on this circuit question using nodal analysis. Confused.
please someone, the first problem I have finally given up on. I just am confused and cannot find any information on google to answer my question. I don't know what to do for V1 since I am not sure how to set up the equation with a resistor and a voltage source between V1 and the reference node...- chaz0426
- Post #3
- Forum: Engineering and Comp Sci Homework Help
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Engineering Need guidance on this circuit question using nodal analysis. Confused.
Also if someone wouldn't mind verifying my solution to this problem by superposition? http://i615.photobucket.com/albums/tt237/chaz0426/hardSuperpositionproblem.jpg It took me a while but I think I got it. I used KVL for the voltage source and got -12 -3i -3i = 0 so i' = 2Amps for the...- chaz0426
- Post #2
- Forum: Engineering and Comp Sci Homework Help
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Engineering Need guidance on this circuit question using nodal analysis. Confused.
http://i615.photobucket.com/albums/tt237/chaz0426/Problem2.jpg it asks to solve for V1 and V2 using nodal analysis however I'm not sure how to solve this particular one because there is a voltage source and a resistor between the reference node and V1and I'm not sure what to do. Here is what...- chaz0426
- Thread
- Analysis Circuit Confused Guidance Need guidance Nodal Nodal analysis
- Replies: 10
- Forum: Engineering and Comp Sci Homework Help
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Engineering Superposition Circuits problem, need guidance and help
I believe I meant 0.140 sorry about that. Yeah I recently discovered about the +'s and -'s thing too my book barely mentions that but I guess it's assumed. Anyway I've given up on that one and just assumed my answer is correct unless someone tells me why its not. I have no idea how to get...- chaz0426
- Post #4
- Forum: Engineering and Comp Sci Homework Help
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Engineering Superposition Circuits problem, need guidance and help
Ok the book says the answer is 0.660Amps but I'm confused as to how. canceling the current source I set up the equation as -3.5 + 10i + 15i = 0 and got i = 0.114A around that one loop and ignored the 5ohm resistor. canceling the voltage source and using current division rules I got the...- chaz0426
- Post #2
- Forum: Engineering and Comp Sci Homework Help
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Engineering Superposition Circuits problem, need guidance and help
Homework Statement http://i615.photobucket.com/albums/tt237/chaz0426/Superpositionproblem.jpg Homework Equations The Attempt at a Solution I know you have to analyze the circuit by turning off each independent current/voltage source and I've done several practice problems in my...- chaz0426
- Thread
- Circuits Guidance Need guidance Superposition
- Replies: 4
- Forum: Engineering and Comp Sci Homework Help