What are Resistance Reactance Impedance

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  • čas přidán 13. 05. 2024
  • 🔌 Understanding Resistance, Reactance, and Impedance in Circuits 🔌
    Join my Patreon community : / profmad
    ⏰ Timestamps:
    0:00 - Introduction
    0:13 - What is electricity
    1:00 - Alternating current vs Direct current
    2:28 - Resistance in DC circuits
    2:39 - Resistance and reactance in AC circuits
    4:30 - Resistor, inductor and Capacitor
    4:37 - Electricity Water analogy
    6:01 - Water analogy for Resistance
    6:46 - Water analogy for Inductive Reactance
    9:14 - Water analogy for Capacitive Reactance
    11:21 - Impedance
    In this informative video, we dive deep into the world of electrical circuits to uncover the secrets of resistance, reactance, and impedance. Join us as we unravel these essential concepts and how they impact current flow, voltage behavior, and overall circuit performance.
    We start by exploring the relationship between voltage and current, emphasizing the differences between direct current (DC) and alternating current (AC). Learn how voltage changes influence current flow, and why AC circuits exhibit unique behaviors.
    Discover how electronic components affect current behavior in both DC and AC circuits, with a focus on resistance, inductive reactance, and capacitive reactance. These components play crucial roles in shaping the current's response to voltage changes.
    We use relatable water analogies to explain complex concepts, making it easier to grasp the fundamentals of electrical circuits. See how resistance resists the flow, and how inductive reactance and capacitive reactance introduce delays in current response to voltage changes.
    Explore how impedance, the total effect of these factors, affects current within a circuit, providing a comprehensive understanding of these essential electrical principles.
    Join us on this journey to demystify the world of resistance, reactance, and impedance, and gain valuable insights into the behavior of electrical circuits. Don't miss out-watch now to enhance your knowledge of circuitry!

Komentáře • 530

  • @user-di4bt7qu2i
    @user-di4bt7qu2i Před 7 měsíci +451

    I’m 60 years old and I have seen hundreds of videos on electronics. This is, undoubtedly, the best explanation I have ever seen. Subbed.

  • @levoleynik4899
    @levoleynik4899 Před 2 měsíci +25

    As Noah's 4,234 year old son, I have never seen an example as clear as this! Struggled understanding the concept before, now I can go and build the second tower of Babel without any difficulties. Subscribed!

  • @WoobyMe
    @WoobyMe Před 5 měsíci +68

    Im an ancient 493 year old man, and this is by far the great explanation i have ever seen across the centuries I have roamed this earth. Liked, subscribed, and rang the bell.

  • @belo2902
    @belo2902 Před 4 měsíci +54

    In my 4 years of studying elecrical engineering, never seen such a excellent example like this

  • @joelonderee2872
    @joelonderee2872 Před 7 měsíci +79

    Excellent. All stuff I knew 50+ years ago as an engineering student, but forgot. Great re-education for me.I cannot wait to see more of your videos. The diaphragm and water wheel did the trick to making it understandable.

    • @Profmad
      @Profmad  Před 7 měsíci +1

      You are welcome. Keep in touch.

  • @theodorecalvin4214
    @theodorecalvin4214 Před 8 měsíci +59

    45 years later, and I finally grok capacitors (in signal circuits, specifically). You did that. Thank you.

    • @Profmad
      @Profmad  Před 7 měsíci +3

      Thank you.

    • @mar-tin702
      @mar-tin702 Před 7 měsíci +4

      What is grok

    • @BA-pg4od
      @BA-pg4od Před 7 měsíci

      to understand profoundly and intuitively@@mar-tin702

    • @John.Doe.2025
      @John.Doe.2025 Před 7 měsíci +7

      @@mar-tin702 Old farter's language.
      *grok* - _verb groks, grokking, grokked [with obj.]_ understand (something) intuitively or by empathy _■ [no obj.]_ establish a rapport

    • @mrbrown6421
      @mrbrown6421 Před 7 měsíci

      @@10_ashutosh_01
      ...and what have you done for mankind, dear friend ?

  • @Sanjay-eb6fe
    @Sanjay-eb6fe Před 7 měsíci +4

    If a picture can speak a thousand words, a video speaks a trillion. And this video in particular proves that these statements are true. Thanks 👍

  • @sudhirpatil3434
    @sudhirpatil3434 Před 7 měsíci +34

    Man- you made thing's so simple for me to understand!
    Given the much complex nature of stuff to grasp - your animations really are worthwhile n efforts r laudable!!! 👍

  • @paules0099
    @paules0099 Před 5 měsíci +7

    This brought me back to my electronic engineering class! We were taught using the same analogy way back in 1980!

  • @69kamran21
    @69kamran21 Před 7 měsíci +5

    absolute knowledge and I bet that my teacher woudnt teach me like that, hats off to U Prof Mad

  • @audionmusic2787
    @audionmusic2787 Před 7 měsíci +2

    Ideal balance of brevity and completeness. Bravo.

  • @_dheerajgupta
    @_dheerajgupta Před 6 měsíci +5

    Loved the analogy with water flow. This video cleared alot of doubts i had. Thanks a lot👍

  • @ashoksafaya5397
    @ashoksafaya5397 Před 7 měsíci

    Thanks for clearing the concepts.

  • @yogaforsuccess
    @yogaforsuccess Před 7 měsíci +1

    Thank you for your clear and precise explanation

  • @rmcp5118
    @rmcp5118 Před 6 měsíci +8

    Nice explanation. Many moons ago when I was in the Navy electrician school they taught us "ELI the ICE man" to help us remember. Voltage leads current in an inductive circuit = ELI and current leads voltage in a capacitive = ICE. Of all the things I did forget that was one of the things which stuck.

    • @toddb930
      @toddb930 Před 5 měsíci

      Same with me. Except I was Air Force.
      One other thing I learned in my Air Force electronics training was that current flowed from negative to posiitive. After the AF I went to college to get an EE degree. There they taught current flow from positive to negative.

    • @rajkumarburada3799
      @rajkumarburada3799 Před měsícem

      Another way is to remember - CIVIL- Capacitor - I current leads Voltage, Inductor (L) , current lags Voltage.

  • @MrMiladmk
    @MrMiladmk Před 5 měsíci

    The best explanation ever by using mechanical concepts. Great job!

  • @dkrishna2313
    @dkrishna2313 Před 4 měsíci +1

    Excellent description of the topics with easy to understand explanations accompanied by clear diagrams.

  • @ed9763
    @ed9763 Před 7 měsíci

    Absolutely brilliant analogy.

  • @df4250
    @df4250 Před 7 měsíci

    Excellent explanation! Well done!

  • @wenhaoyan1003
    @wenhaoyan1003 Před 4 měsíci +2

    I'm new to electronics, and some of the concepts are so hard to grasp. This is by far the best video I've seen, everything is SUPER easy to understand and extremely inspiring!

  • @ahmershaikh666
    @ahmershaikh666 Před 3 měsíci

    So far it's the best visual explanation of concept I've seen.

  • @jwh20431
    @jwh20431 Před 7 měsíci

    Excellent explanation. thank you

  • @MitulShah2201
    @MitulShah2201 Před 7 měsíci +2

    Best video found ever for this explanation.thank you so much❤

  • @metincansever9810
    @metincansever9810 Před 6 měsíci

    Best explanation I've seen so far. Thank you.

  • @francospagnolo1385
    @francospagnolo1385 Před 4 měsíci

    Very clear exposition, among so many contents useless to the dissemination of knowledge, here is something really well explained. Thank you very much

  • @Robby-Rob-Robertson-III
    @Robby-Rob-Robertson-III Před 2 měsíci

    This was wonderful, thank you - best use of water analogies I've seen yet!

  • @ic_0129
    @ic_0129 Před 3 měsíci

    This is perfect! I needed a refresher and you just summarized the last three chapters of my first semester so well. Saved me several hours :D

  • @thenewsydneyguy8662
    @thenewsydneyguy8662 Před 4 měsíci

    Absolutely phenomenal with the explanations. Thank you Prof Mad for this

  • @NimeshKavinda139
    @NimeshKavinda139 Před 6 měsíci

    The best explanation I've ever seen. Thank you.

  • @davidsymalla4785
    @davidsymalla4785 Před 7 měsíci +11

    Best AC Analogy to date my brother! This is going to help a lot of people understand impedances! 😲😲😲😲😲😲😲😲

  • @B00BS.
    @B00BS. Před 3 měsíci +1

    By far the best video on this topic, period. Brilliant explanation, brilliant analogy, brilliant animation. The world needs more people like you. Hats off to you and your team for working this hard!

  • @kalli71
    @kalli71 Před 7 měsíci +11

    nicely put together, well done! I only recently learned the differences, but this is an excellent: what-is-what explanation. thank you

    • @Profmad
      @Profmad  Před 7 měsíci

      Awesome, thank you!

  • @willwill1738
    @willwill1738 Před 4 měsíci

    Super!!🤪👍Ever I encounter so decent, well developed and made content - straight to the point and easy to understand. Prof please keep on!!!

  • @SandeepSingh-km1fs
    @SandeepSingh-km1fs Před 7 měsíci +1

    wow....in a very simple way ..u cleared all d complications regarding... electric parameters

  • @TheMoeP
    @TheMoeP Před měsícem

    Been working in electronics for 3 years now and I like watching these videos whenever I have those brain freezes and I need a refresher 🤣

  • @otv88
    @otv88 Před 7 měsíci +12

    VERY well done. Never understood this stuff until now. Excellent visuals and explanation. Thank you very much.

    • @Profmad
      @Profmad  Před 7 měsíci

      Glad it was helpful!

  • @hexbinoban6170
    @hexbinoban6170 Před 7 měsíci +4

    Very well explained using insightful animations/illustrations. 🦉

    • @Profmad
      @Profmad  Před 7 měsíci

      Thank you so much 😀

  • @dang48
    @dang48 Před 8 dny

    Well put and illustrated. Well done.

  • @vikashseenauth5565
    @vikashseenauth5565 Před měsícem

    Very well explained Prof. Thank you.

  • @thetechsavvyges
    @thetechsavvyges Před 7 měsíci +2

    Best analogy so far

  • @rofikulislam1751
    @rofikulislam1751 Před 6 měsíci

    undoubtedly it is the best video on electronics that I have seen

  • @jonathanmartins7744
    @jonathanmartins7744 Před 7 měsíci +1

    Best explanation about impedance that I ever saw! Thank you!

    • @Profmad
      @Profmad  Před 7 měsíci

      You're very welcome!

  • @vijendran20
    @vijendran20 Před 7 měsíci

    Really great explanation ❤

  • @danijelmatesic545
    @danijelmatesic545 Před 7 měsíci +1

    This is absolutely great explanation.

    • @Profmad
      @Profmad  Před 7 měsíci

      Glad you liked it

  • @NaturesNurtureHub
    @NaturesNurtureHub Před 6 měsíci

    Unbelievable, this was simple and plain to understand. Thanks alot

  • @TrionityIr
    @TrionityIr Před 8 měsíci +15

    This is the best analogy I've seen for inductance and capacitance.

    • @Profmad
      @Profmad  Před 7 měsíci +2

      Thank you.

    • @mikejones-vd3fg
      @mikejones-vd3fg Před 7 měsíci

      I agree, was waiting to see how voltage/current lag would be shown with water, and the water wheel was perfect. There you can see without words how it works. Which has me thinking maybe the best explanations are ones that just boild everything down to untiuve bits, idealy without words, after all everything we're talking about is phsyical and we should be able to show what we're talking about with some sort of analogous action. I would love to see more mathematical relationships shown with action. I guess graphs are the closest thing but they're not intutive either, having to process mentally whats going on with a curve. Like a sine wave is circular motion through time but the graph doesnt make that obivouse. But say something like a gradient, you can see right away which parts are heavily concentrated which ones arent, its obviouse, a 2d graph you need to use a legend to figure out which was is up even.

    • @paules0099
      @paules0099 Před 5 měsíci

      The best way I remembered reactance from inductors and capacitance is ELI the ICE man. E for voltage, L for inductor, I for current, meaning voltage leads current in an inductance and I for current, C for capacitor, E for voltage, meaning Current leads voltage in a capacitor.

  • @punditgi
    @punditgi Před 7 měsíci +1

    Excellent video! 🎉😊

  • @ashokm4845
    @ashokm4845 Před 7 měsíci

    Hello professor, I just stumbled upon this video (while trying to find more information to trouble-shoot the compressor issue in my mini-fridge) and found your explanation awesome!. You are a good man!. Ashok

  • @brandonflorida1092
    @brandonflorida1092 Před 7 měsíci

    This is superb - beautifully clear. Thank you so much!

    • @Profmad
      @Profmad  Před 7 měsíci

      Glad you enjoyed it!

  • @eugalshokeen397
    @eugalshokeen397 Před měsícem

    One of the best video I've ever seen.

  • @keshosingh5645
    @keshosingh5645 Před 7 měsíci

    thank you very much for enlighting us

  • @lg2058
    @lg2058 Před 5 měsíci +1

    OMG this channel needs way many more subscribers

  • @kevinmclaren5517
    @kevinmclaren5517 Před 6 měsíci +2

    Thank you, thank you, thank you!! I needed this comparative visual so much. I was completely hung up on capacitive reactance until I watch the section on the elastic membrane. That's exactly what I needed to see to fit the pieces together in my head. Thank you so much

  • @theonlywaytogta6665
    @theonlywaytogta6665 Před 7 měsíci

    Really good explanation of different types of impedance. Thank you.

    • @Profmad
      @Profmad  Před 7 měsíci

      Glad you liked it!

  • @RaminRnn
    @RaminRnn Před měsícem

    Great job, if only school and college would explain things this way. I'm gonna stick around.

  • @bsb770
    @bsb770 Před 5 měsíci

    Wow this is by far most the best I have seen so far. Sending to my kid 👦 right now!!

  • @andreaudio
    @andreaudio Před 7 měsíci

    Absolutely amazing vid! Thanks for the info!

    • @Profmad
      @Profmad  Před 7 měsíci +1

      Glad you enjoyed it!

  • @RahulPrajapati-jw8iu
    @RahulPrajapati-jw8iu Před 2 měsíci

    This video is by far the best video I have ever seen

  • @puddleduck1405
    @puddleduck1405 Před 6 měsíci

    thanks so much! Im a first year engineering student and this helped me a lot, God bless!!

  • @ozanc8239
    @ozanc8239 Před 7 měsíci

    Thank you very much Prof MAD, this helped me a lot.

  • @DashkaMilashka015
    @DashkaMilashka015 Před 7 měsíci

    seriously, the best explanation of impedance. thank you so much

  • @LiveHappy76
    @LiveHappy76 Před 7 měsíci

    Absolutely top-notch material!! Simple, clear, memorable. Thank you! With content like this, Prof MAD will grow like MAD! Wait for it....

    • @Profmad
      @Profmad  Před 6 měsíci +1

      Much appreciated!

  • @humbertoazambuja
    @humbertoazambuja Před 7 měsíci

    very good strategies and notable relation with the variables using the graphs. excellent.

  • @pauldiggs1087
    @pauldiggs1087 Před 7 měsíci +4

    This video was a refresher for me. I am going to introduce it to my HVAC/R class. Thanks professorM

    • @Profmad
      @Profmad  Před 7 měsíci

      Thank you soo much.

  • @sriramireddygangireddy8597

    Very good animation and explanation. This video helps students to understand these concepts easily. Well done.

  • @walterbrown8694
    @walterbrown8694 Před 7 měsíci +14

    Should also cover Admittance, Conductance, and Susceptance - Helpful in parallel circuit analysis.

  • @killer2point057
    @killer2point057 Před 6 měsíci

    Great explanation. Subscribed. Thank you!

  • @melbournecoarseanglers
    @melbournecoarseanglers Před 7 měsíci +4

    I wish my old electrical lecturer (RIP Charlie) had access to this video in 1976. The best description of impedance I have ever seen. Thanks and keep up the good work.

  • @PrinceKumar-hh6yn
    @PrinceKumar-hh6yn Před 5 měsíci

    Your lectures have the ability to make anyone understand engineering

  • @gmrn3014s
    @gmrn3014s Před 6 měsíci +6

    This is genuinely helpful for me in learning electronics, salute to you for giving us these great illustrations

  • @noelbenitus8579
    @noelbenitus8579 Před 7 měsíci +1

    An excellent demonstration you are a good teacher thank you so much

    • @Profmad
      @Profmad  Před 7 měsíci

      Glad it was helpful!

  • @NightWear21
    @NightWear21 Před 7 měsíci +1

    excellent video!! been a student of electrical for too long. This is great explanation.

  • @tedmankowski5490
    @tedmankowski5490 Před 7 měsíci

    I finally understand. Thank You.

  • @swirldude8489
    @swirldude8489 Před 5 měsíci

    this is the clearest video I've ever seen

  • @UnitFerminBDauag
    @UnitFerminBDauag Před měsícem

    thank you for the very clear and intelligent explanation that I just watched

  • @noveltyfashion5661
    @noveltyfashion5661 Před 4 měsíci

    Grate effort and awesome explanation

  • @kushi715
    @kushi715 Před 6 měsíci

    Really an excellent explanation for easy understanding. Salute.❤❤❤

  • @jamesholbrook3648
    @jamesholbrook3648 Před 6 měsíci

    As a 1st year ham radio operator I wish my study materials had explained these terms as well as you did. Now it all makes sense.

  • @saeadabdoli
    @saeadabdoli Před 4 měsíci

    Your videos are defenitely valuable, thank you for your efforts

  • @pinchermartyn3959
    @pinchermartyn3959 Před 7 měsíci

    Thanks for this. Very useful and helpful.

    • @Profmad
      @Profmad  Před 7 měsíci

      Glad it was helpful!

  • @RolfSF68
    @RolfSF68 Před 7 měsíci

    This is absolutely awsome. Keep it up!

  • @charlesrock2746
    @charlesrock2746 Před 3 měsíci

    Very clear. Thank you!!!

  • @isaacmarinobavaresco7397
    @isaacmarinobavaresco7397 Před 7 měsíci +1

    This video is certainly the best I have ever seen on this subject.
    I too devised this capacitor model of a membrane in a chamber many years ago and never seen anybody else using it before.
    I think that the only point you could improve is explaining that the paradoxical behavior of the current (or water) flowing ahead of the voltage (or pressure) being applied is due to the voltage stored inside the capacitor (or the elastic force of the stretched membrane). Of course that that does not work for the very first cycle.

  • @philipjose8092
    @philipjose8092 Před 6 měsíci

    Simply beautiful. congrats.

  • @user-cs5hd2vf6x
    @user-cs5hd2vf6x Před 4 měsíci

    Such an awesome explanation!👍

  • @manjupriya6574
    @manjupriya6574 Před 3 měsíci

    excellent video with great analogies.

  • @Professionalwork4u
    @Professionalwork4u Před 5 měsíci

    Excellent excellent excellent just amazing and great way to make us understand I have seen several videos but no one made us understand like this thank you so much 🎉
    Love from India

  • @mailaraghavendra4726
    @mailaraghavendra4726 Před 6 měsíci

    Thanks for this video.❤

  • @VeritasEtAequitas
    @VeritasEtAequitas Před 5 měsíci +2

    Resistance is the zeroth order reaction. Reactance is the first order derivative, in which an inductor opposes change in current with instantaneous change in voltage, and the capacitor resists change in voltage with instantaneous change in current. In brief, resistance is response to a constant. Reactance is a response change. Combining both reactive effects plus resistance, the sum is called impedance.

  • @nikhiltotalwar3182
    @nikhiltotalwar3182 Před 15 dny

    Very well explained

  • @rashidparacha2618
    @rashidparacha2618 Před 7 měsíci

    Excellent way of teaching. 👍

  • @siriusleto3758
    @siriusleto3758 Před 7 měsíci +5

    Best explanation I've seen in my life.

  • @1989ElLoco
    @1989ElLoco Před 2 měsíci

    That's a frigging good explanation

  • @vasu2415
    @vasu2415 Před 6 dny

    Very well explained and it is very valuable to me thank you sir❤❤❤

  • @selormsenya5457
    @selormsenya5457 Před 5 měsíci

    Awesome. Thank you. Very clear

  • @thesiyou
    @thesiyou Před měsícem

    Fantastic job man 🙏

  • @rameshnkdv6757
    @rameshnkdv6757 Před 4 měsíci +1

    Excellent explanation sir

  • @usawashington8487
    @usawashington8487 Před 7 měsíci

    Best channel ever in youtube, keep going please !

  • @buzznachi
    @buzznachi Před 4 měsíci

    best explanation ever, thank you so much

  • @a.i9331
    @a.i9331 Před 4 měsíci

    This is the best video about this topic.