Node Voltage Method Circuit Analysis With Current Sources

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  • เผยแพร่เมื่อ 25 พ.ค. 2019
  • This electronics video tutorial provides a basic introduction into the node voltage method of analyzing circuits. It contains circuits with voltage and current sources. It explains how to determine every current in a resistor as well as the electric potential of all nodal points in the circuit.
    Basic Electronics For Beginners:
    • Basic Electronics For ...
    Electric Power & Cost if Electricity - KWh:
    • Electric Power and The...
    Electricity - Basic Introduction:
    • Electricity - Basic In...
    Wire Gauge & Amperage:
    • Wire Gauge - AWG, Ampe...
    Intro to Multimeters:
    • Intro to Multimeters -...
    The Wheatstone Bridge Circuit:
    • How To Solve The Wheat...
    ____________________________________
    Mesh Current Circuit Analysis:
    • Mesh Current Problems ...
    Norton's Theorem Circuit Analysis:
    • Norton's Theorem and T...
    Thevenin's Theorem Circuit Analysis:
    • Thevenin's Theorem - C...
    The Superposition Theorem:
    • Superposition Theorem
    Maximum Power Transfer:
    • Maximum Power Transfer...
    __________________________________
    Final Exams and Video Playlists:
    www.video-tutor.net/
    Full-Length Videos and Worksheets:
    / collections

ความคิดเห็น • 419

  • @TheOrganicChemistryTutor
    @TheOrganicChemistryTutor  6 หลายเดือนก่อน +11

    Final Exams and Video Playlists: www.video-tutor.net/
    Full-Length Videos & Worksheets: www.patreon.com/MathScienceTutor/collections

    • @Eduardot7ti
      @Eduardot7ti 15 วันที่ผ่านมา

      HELP but 4vb=2vc-80 no?
      And 80 - 2vc - 11vc = 100 13vc=180 right?
      Edit: forgot to say 26:00

  • @adama8641
    @adama8641 4 ปีที่แล้ว +1211

    Wow this guy has a video for every topic I’ve ever needed help with. He helped me through high school and now college. A true legend

    • @alexmercerind
      @alexmercerind 3 ปีที่แล้ว +1

      Exactly

    • @leahedmundson9793
      @leahedmundson9793 3 ปีที่แล้ว +3

      Honestly my favorite TH-camr

    • @maxgadd
      @maxgadd 3 ปีที่แล้ว +2

      same, how is this possible! haha

    • @rebwar_ai
      @rebwar_ai 2 ปีที่แล้ว

      th-cam.com/video/SEUtgpShfIs/w-d-xo.html

    • @kevinuybad8089
      @kevinuybad8089 2 ปีที่แล้ว +1

      Yeah, I was to say this too omg...

  • @rorydong67
    @rorydong67 3 ปีที่แล้ว +487

    love how the Organic Chemist is saving someone that's in electrical engineering

    • @miriamwanja4081
      @miriamwanja4081 3 ปีที่แล้ว +15

      And chemical too 😪♥️

    • @azyle2104
      @azyle2104 3 ปีที่แล้ว +3

      @@miriamwanja4081 amen

    • @IonizedComa
      @IonizedComa 3 ปีที่แล้ว +27

      Same here but in computer engineering

    • @zenthecreator6646
      @zenthecreator6646 3 ปีที่แล้ว +3

      The irony 🤣

    • @mr.meeseeks4855
      @mr.meeseeks4855 2 ปีที่แล้ว +5

      @@IonizedComa omfd same here fvk this circuit thing

  • @muhammadsaahir2664
    @muhammadsaahir2664 4 ปีที่แล้ว +698

    would never be making it through engineering without the organic chemist

  • @tomis_tlp3157
    @tomis_tlp3157 ปีที่แล้ว +76

    You are literally my saviour as an undergrad electrical engineer student. Please keep up the great tutoring.

    • @liamcay238
      @liamcay238 7 หลายเดือนก่อน

      I absolutely love his videos, and this is well done, but he does it a bit differently then what we are being taught, and I do not like it as much, we do it so at each node that we are looking at, we assume current is flowing away in all directions, even though it may be obvious that it isn't right because its more important to stay consistent, and everything should work out in the end.

  • @ajo9016
    @ajo9016 3 ปีที่แล้ว +138

    Ok but organic chemistry tutor is our generation’s Albert Einstein, this man knows everything!

  • @mahmoudtalaat163
    @mahmoudtalaat163 4 ปีที่แล้ว +61

    Sweet mother of god , I can't believe myself , I understood circuits for the first time in my life , two years of hearing teacher's bullshits and understand nothing , but you , you saved my life man , a one big thumb up for your video

  • @therealest8584
    @therealest8584 4 ปีที่แล้ว +87

    Love you man. I study abroad in China and i cant understand anyone teaching. You have been my teacher. Thank you for changing lives

    • @Fxtradingsetupss
      @Fxtradingsetupss 4 ปีที่แล้ว +4

      The Realest same here my man

    • @wylieedric3065
      @wylieedric3065 3 ปีที่แล้ว +2

      same here, which uni?

    • @paranoidcomet
      @paranoidcomet 3 ปีที่แล้ว

      Woah, hope you're doing alright there!

  • @natrix3403
    @natrix3403 ปีที่แล้ว +299

    Thanks for the lifesaving lectures

    • @youtubeuser1946
      @youtubeuser1946 11 หลายเดือนก่อน +8

      😮🙏🏻👍🏻

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      Ayooo 🤯

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      @ICantSeeYourRepliesDickhead 9 หลายเดือนก่อน

      I thought this was $1,000 but it is the equivalent of 12 bucks lmaooo

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      @edilmarlulab1981 8 หลายเดือนก่อน +1

      God bless you, my good Man

  • @danielukpe4851
    @danielukpe4851 4 ปีที่แล้ว +62

    Bro thank you so much, one of the reasons I'm doing well in Engineering is because of you, much love

  • @mamba4942
    @mamba4942 3 ปีที่แล้ว +43

    your teaching was so good that i thought i had to give back something....so i didn't skip a single ad for ya. Keep teaching bro, you're making it easier for many students out here, keep it up👍

  • @seanmcmaster4856
    @seanmcmaster4856 5 ปีที่แล้ว +17

    Lmao this would have helped me about 4 weeks ago before my final. On another note you saved my precalc grade with your final review and I can't thank you enough. You are a God among men!!

  • @175griffin
    @175griffin 4 ปีที่แล้ว +221

    Rather than going through all the trouble of trying to guess the correct direction of current in a node branch, just pick one. If the current goes the other way, it'll just give you a negative value. Flip the sign, flip the arrow.

    • @jealouseggs5619
      @jealouseggs5619 4 ปีที่แล้ว +14

      i just tried what you said and it was way easier and quicker! but im more prone to making mistakes this way compared to his method so pick and choose i guess

    • @mikebalbes477
      @mikebalbes477 4 ปีที่แล้ว +6

      THANK YOUUUU OMG

    • @phuongnguyen-kc8hi
      @phuongnguyen-kc8hi 4 ปีที่แล้ว +20

      He is the teacher of course he knows we can pick any direction but breaking it down like split the circuit in half is really cool way to analyze which side has more potential.

    • @kima5316
      @kima5316 3 ปีที่แล้ว +1

      @Science and Math Nerd Really loved that channel too.

    • @fisforfriendship6093
      @fisforfriendship6093 ปีที่แล้ว

      @@jealouseggs5619 i knew before hand current likes to travel through least resistance so when i saw the parralel circuit i seperate it into a series circuit and added the ohms up in series and knew the current would flow towards the smaller ohm's direction

  • @zerm2248
    @zerm2248 4 ปีที่แล้ว +10

    THANK YOU SOO MUCH. This was really helpful. Now I understand it. Ive learned more from this 30 minute video than an hour lecture on this. ONCE AGAIN THANK YOU :)

  • @T-She-Go
    @T-She-Go 4 ปีที่แล้ว +7

    Thank you 😭 Its been a while since I have done circuits and this was a really good recap

  • @strangereverie_0598
    @strangereverie_0598 4 ปีที่แล้ว

    You are seriously the best teacher in the world. You saved my ass last year with chemistry and now you are saving my ass again with Electric Circuits. Thank you from the bottom of my heart.

  • @ralphacosta4726
    @ralphacosta4726 ปีที่แล้ว

    Thanks for the examples and clear step-by-step explanation. Enough examples like this and my brain WILL begin to understand it. This is why the key to really learning is working lots of examples.

  • @yumo
    @yumo 5 ปีที่แล้ว +20

    MY ELECTRICAL PRINCIPLES EXAM IS THIS SATURDAY, YOU'RE A LIFESAVER THANK YOU SO MUCH! You have helped me through so many modules. I deeply appreciate this channel and your work.

    • @kyle1538
      @kyle1538 5 ปีที่แล้ว

      Good luck bro

    • @yumo
      @yumo 5 ปีที่แล้ว

      @@kyle1538 thanks :)

    • @yumo
      @yumo 9 หลายเดือนก่อน

      @@pyton1d752 I failed my EP exam by a small enough margin that they let me rewrite at the special exam and still complete my Comp Eng degree in 4 years ✨ No clue if I typed my original comment about the main exam or the rewrite - life has changed so much since then in any case. Shout-out to The Organic Chem Tutor for getting my ass on the right track to work at a FAANG 🫡

    • @b4r_085
      @b4r_085 7 หลายเดือนก่อน

      you should be a graduate by now , how you doing buddy

  • @guloguloguy
    @guloguloguy 4 ปีที่แล้ว +7

    WELL DONE!!!! THANK YOU, FOR A REALLY CONCISE TUTORIAL!!! I NEED TO REVIEW THIS STUFF, AND, WILL WATCH IT AGAIN, TO TRY TO GRASP YOUR "STYLE", BUT, IT SURE IS NICE TO SEE SUCH A COMPETENT APPROACH TO THIS POTENTIALLY CONFUSING PROBLEM!

  • @OnlyOne1Dee
    @OnlyOne1Dee 5 ปีที่แล้ว +8

    School is easy because of your tutorial videos. Thank you very much sir 😊

  • @shahir1395
    @shahir1395 2 ปีที่แล้ว +6

    I'm a computer science undergrad, learning electrical engineering (for a eee course), from an organic chemistry tutor and nothing could possibly go wrong! btw badass no-nonsense tutorial.

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    @benji784florentino 4 ปีที่แล้ว +2

    Managed to teach it to 2 friends after watching ur video once, amazing!!

  • @DIORJK
    @DIORJK 3 ปีที่แล้ว

    omg thank you so much for this! i have an elec midterm in 3 days and i was struggling sm with understanding nodal analysis. you explained it really clearly. thank you :)

  • @helpontheway5404
    @helpontheway5404 4 ปีที่แล้ว +8

    Knew I could count on you. I was literally in the dark. Passed my exam.
    Hopefully you have some thermo vids by the time I retake

    • @nganxn5025
      @nganxn5025 3 ปีที่แล้ว +2

      LOL "retake" same. I'd laugh if you're from Ottawa and your prof is Yaras lol

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    @muhannadaburahma9600 4 ปีที่แล้ว

    Oh man, you are really an angel. Thank you for making the topic easier

  • @weare8433
    @weare8433 4 ปีที่แล้ว

    It helps me a lot ! I like concise concept and representative example questions!Thank you!

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    @guggilamdeviamrutha4878 3 ปีที่แล้ว

    His way of explaining is just awesome!! I like it.

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    @jumanaalmehza4828 2 ปีที่แล้ว +1

    one of the best tutors in the world If I have the chance to like this video 1000 times I definitely going to make it

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    @chessislive2790 4 ปีที่แล้ว +1

    Fantastic video, you Sir have a great voice that is both soothing and clear to understand, your method of teaching is brilliant and the video was overall nicely structured, thumbs up

  • @OnlyOne1Dee
    @OnlyOne1Dee 5 ปีที่แล้ว +2

    I now understand Nodal Analysis. Thank you very much sir

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    @Sam-rl6ok 4 ปีที่แล้ว

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    Best regards hero

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    @BK-zv9dj 3 ปีที่แล้ว +1

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    @jasminewong8539 ปีที่แล้ว

    Thank you so much for these videos! They are helping me to pass my college courses

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    @guanyili7391 ปีที่แล้ว

    this guy is A GOD!!!He explains way better than my prof and my lecture notes

  • @pspmaster2071
    @pspmaster2071 5 ปีที่แล้ว +29

    You do not have to try and find out the direction of current. You can make up your own direction from the get go as long as you are consistent.
    In KVL you choose counterclockwise or clockwise for all loops and remain consistent. In KCL you choose all currents to leave a node or all currents to go into a node and you will get the right answer.
    Think of it like scaling an equation by a constant of -1 depending on which convention you choose. You will get the same value when solving. Trying to find the direction of every current is inefficient and will lead to errors if you are not careful. After you find the node voltages you can find any current for any given direction with simple Ohms law.This video was more standard KCL than node voltage. Node voltage is supposed to make KCL even easier by choosing one defined direction. You are less likely to miss signs doing it this way.

    • @SuperG3FR
      @SuperG3FR 5 ปีที่แล้ว

      That's good analogy

    • @shehzadkhan7570
      @shehzadkhan7570 4 ปีที่แล้ว

      Yes if in R3 we use the reversed direction, it will give -2, which means we have used the wrong direction. then change it

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      @fxvv5002 2 ปีที่แล้ว

      some peoples like you are rare

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    @roviambagolla7954 2 ปีที่แล้ว

    Thank you ! I was so lost when the lecturer was explaining it but now I understand :D

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    @anju2003rm 2 หลายเดือนก่อน

    Amazing.. your teaching skill is unbelievable

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    @karimhassanu6019 2 ปีที่แล้ว

    Amazing explanation. Without your help I wouldn't have passed the exam!

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    @foremost6233 2 หลายเดือนก่อน

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    @boodyshalaby925 4 ปีที่แล้ว +1

    Thank you for your great efforts trying to explain it in a very simple and understandable way.

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      @geraldcanaansohn8235 3 ปีที่แล้ว

      Thanks scholar. you're such a skillful person . I have been ur student for almost all of my prerequisites engineering courses from calculus to physics. it's from your videos that i was able to make some self analyzed shortcuts methods just from your explanation.
      could you please do some videos on laplace transformations and integral functions... iam sure your followers will increase more by offering these courses. thanks brother.

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    @kwasisafobrent4633 4 ปีที่แล้ว

    Organic chemistry tutor, thanks you very much for well teaching, am grateful

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    @josephsa5562 3 ปีที่แล้ว

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    your explaining methods are satisficing you dont just suppose that we should know some simple stuffs and u expain it all ur good at this

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    @Pianodog 2 ปีที่แล้ว +2

    Been working through Hayt's Engineering circuit analysis on my own and this channel is extremely crucial to getting through all the problems in the book. Thank u!

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    @danielobanla5466 6 หลายเดือนก่อน

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    thought you could only help me with calculus and algebra, yet here you are helping me with electrical engineering

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    @anuragvattipalli767 8 หลายเดือนก่อน

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      @imho2278 3 ปีที่แล้ว

      Yes..Khan can be a little rushed....

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    @ahmedabdulkerimyusuf9511 ปีที่แล้ว

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    @danielobanla5466 6 หลายเดือนก่อน

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    @pubggamerfrank7630 ปีที่แล้ว

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    @JackMassey-fv8mt ปีที่แล้ว

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    thank you for this useful lesson

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    Thank you brother, it helped me a lot!!!!

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    @chinzeene3947 8 หลายเดือนก่อน

    been watching video on repeat idk why I was freaking out, but I finally understand it, thankss

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    @sarahclaudio8569 9 หลายเดือนก่อน

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    How come you are the one who comes up when I search any of my classes :D great explanation btw

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    Bro came in clutch before my midterm exams

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    @Racule 3 ปีที่แล้ว +1

    1 30min youtube video= 1week of class.
    I should have watched this months ago darn it

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    @stephinabraham1117 2 ปีที่แล้ว +3

    I love how he teaches 11th standard topics like nodal analysis and 3rd standard maths like multiplication and division in the same video

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    @LLlettie_0603 8 หลายเดือนก่อน

    I love this
    Thank you so much

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    @dharunkumar8461 3 ปีที่แล้ว

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    @prajwalmn1451 2 ปีที่แล้ว +1

    thank you bro really helped a lot

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    Thanks for helping

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    @SoodehHP 3 ปีที่แล้ว

    It was verrry helpfull for me thank you🤗

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    @williamvoon435 5 ปีที่แล้ว

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    @juniasothniel3756 2 ปีที่แล้ว

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  • @mrdave1413
    @mrdave1413 4 ปีที่แล้ว +16

    17:18. He added the resistors in Vc in series to find the current of the whole sub-circuit, that enabled him to find Vc. In the first sub-circuit the current is already known, so finding Vb was easier.

    • @abhinavvinod3052
      @abhinavvinod3052 ปีที่แล้ว

      Thanks Brother.....I was stuck there for a while

    • @JosephVibhu
      @JosephVibhu 8 หลายเดือนก่อน +1

      Thanks a lot I didnt get it for a while.

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      @user-wh9rw5tz1t 3 หลายเดือนก่อน

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    @nileshchoudhary4087 ปีที่แล้ว +1

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    @zuhairalsaffar7001 3 ปีที่แล้ว +1

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    @soumenankure2345 2 ปีที่แล้ว

    Some College professor and school teacher should watch this channel's video , that how to give understanding to students . Really 'Organic Chemistry Tutor' you are genius .

  • @catchmypoint6756
    @catchmypoint6756 3 ปีที่แล้ว

    Wow it's wonderful explaination

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    @eddiepeters8407 2 ปีที่แล้ว

    THANK YOU!

  • @WillowWarrenFarms
    @WillowWarrenFarms 4 ปีที่แล้ว +2

    I have a test tomorrow on mesh analysis, nodal analysis, super nodes and super mesh. After watching your videos, I went from “no way I will pass this test” to “this stuff is easy” thank you so much for helping!

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      @masonp5 ปีที่แล้ว +1

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      @youtubeuser1946 11 หลายเดือนก่อน

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    @chiranadevsath8315 3 ปีที่แล้ว +8

    This man saved me from failing A levels to now saving me in uni. Huge respect

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    @omarshelter 3 ปีที่แล้ว

    You are the best really thank you and thanks alot

  • @ayandamemela1278
    @ayandamemela1278 3 ปีที่แล้ว

    Thanks i am saved , now i understand better.

  • @gaddamchandu3773
    @gaddamchandu3773 2 ปีที่แล้ว

    it is wonderful explanation tq

  • @darrenbuckett9617
    @darrenbuckett9617 8 หลายเดือนก่อน

    my g has guided me through my final years doing A levels, Now he is guiding me through my engineering degree

  • @WhiteDeathTrash
    @WhiteDeathTrash 2 ปีที่แล้ว

    Thanks a lot ❤️❤️

  • @moazelsawaf2000
    @moazelsawaf2000 4 ปีที่แล้ว

    Thank you so much sir

  • @aaronrios5585
    @aaronrios5585 2 ปีที่แล้ว

    he explained something my teacher couldn't explain so well. The Organic Chemistry Tutor is fucking amazing! Without him, I don't think I would be able to pass this course or electrical engineering without his help. Thank you so much for saving my sorry ass!!

  • @Matthew-McCallister
    @Matthew-McCallister ปีที่แล้ว

    You explained in 10 minutes what took me 2 weeks to figure out

  • @edb452
    @edb452 8 หลายเดือนก่อน +1

    at 14:00, you can do it either way, if you get a negative current for R3 then that will mean it goes the other way from what you chose. Still so amazing and useful going in-depth

  • @dannyurquia6106
    @dannyurquia6106 3 ปีที่แล้ว

    Excellent!