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Displacement current & Ampere Maxwell's law | Electromagnetic waves | Physics | Khan Academy 

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Let's explore what displacement current is and how it corrects Ampere's law.
Khan Academy is a nonprofit organization with the mission of providing free, world-class education for anyone, anywhere. We offer quizzes, questions, instructional videos, and articles on a range of academic subjects, including math, biology, chemistry, physics, history, economics, finance, grammar, preschool learning, and more. We provide teachers with tools and data so they can help their students develop the skills, habits, and mindsets for success in school and beyond. Khan Academy has been translated into dozens of languages, and 15 million people around the globe learn at Khan Academy every month. As a 501(c)(3) nonprofit organization, we would love your help!
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Created by Mahesh Shenoy

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7 сен 2024

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Комментарии : 140   
@aryanraj441
@aryanraj441 3 года назад
Mahesh is so underrated, He deserves more attention and praise for his outstanding teaching ability, how he breaks down complex concept of physics into simple terms.. great explanation, as always!
@elendor3428
@elendor3428 8 месяцев назад
Agreed. Hes a fantastic teacher
@letshustle714
@letshustle714 2 года назад
Sir you deserve a nobel prize for teaching
@XtianApi
@XtianApi 10 месяцев назад
Yet we reward with poor pay
@sirii3438
@sirii3438 7 месяцев назад
no he doesn't
@sunitarathor5812
@sunitarathor5812 6 месяцев назад
He is not that great
@Zone_Strike_Gaming
@Zone_Strike_Gaming 6 месяцев назад
Why​@@sirii3438
@sajahanali2947
@sajahanali2947 5 месяцев назад
And you also deserve a Nobel prize for this type of comments 😂
@tanzistr
@tanzistr Год назад
Broo I'm literally being honest...i don't like it when teachers just give us a set of formulas to memorise and apply them in numericals w/out even making us think or ponder...I swear I literally liked this video within just 4 mins..You guys are the only one who actually gives the feel of physics....it's so saddening that khan academy isn't even popular
@neetaraniwala7449
@neetaraniwala7449 Год назад
Mahesh sir is one of the finest physics teachers👏
@A_Mukherjee19
@A_Mukherjee19 2 года назад
No word can carry my zeal, nor could have any intelligent being that lived... Ay, the perpetual bliss but to reconcile with the wondrous beauty of nature that we are so devoutly yet unbeknownstly attached to. Let's have a time together to commend on the astounding process through which the great theories of nature unfolded unto mankind...Nevertheless, consciousness plays dice!(Prick a thorn unless you accord with the phenomenon of Quantum Entanglement)Right reverence and gratitude unto Sir James Clerk Maxwell who showed us to the portal of this great theory and of course to Mahesh sir, who reiterated it in words so rich, so powerful...
@kkjess9050
@kkjess9050 2 года назад
indeed! it is quiet the theory. sir mahesh has a way of words, words so inspiring yet so attractive to one’s ear.. i’m afraid i may get out of hand with my thoughts so i’m afraid i have to end it on that note!
@abhitruechamp
@abhitruechamp 6 месяцев назад
Yup, it's lit 🔥
@shambachakrabortyofficial1611
@shambachakrabortyofficial1611 2 года назад
Much better than most JEE/NEET channels.
@iZuhaibAkhtar
@iZuhaibAkhtar Год назад
Gone through many videos but see how smoothly and easily and step by step he teached it. Fabulous. Award winning. Thank you sir.
@sn0wbol
@sn0wbol Год назад
this man's storying telling skills are top-notch LMAO i was ENGAGED like pls tell us what Maxwell thought !! had me on the edge of my seat
@lilaclieutenant2254
@lilaclieutenant2254 2 года назад
sir u actually made me fall in love with physics. ur way of explaining concepts is SO GOOD. thanks a lot
@peterwan9076
@peterwan9076 Год назад
Great video on a difficult concept. Keep it up. Students around the world would love to see more of such videos on different topics in science.
@charleshudson5330
@charleshudson5330 7 месяцев назад
Excellent! A confusingly named concept - displacement current - given a lucid accounting. I wish as a physics major, decades ago, I had access to this video - instead of our E&M professor just introducing the term with little explanation.
@yehiaayoub4041
@yehiaayoub4041 2 года назад
Watching one of these videos is like watching a great movie/following a story, wanting to know how it all ends. Thank you
@ur_favourite._
@ur_favourite._ Месяц назад
would genuinely love to meet Mahesh sir just to thank him personally for clearing all my physics concepts so well
@user-qz2dh3mf6t
@user-qz2dh3mf6t 11 месяцев назад
Great handwriting, great English, great enthusiasm for physics.
@ragavinodh2111
@ragavinodh2111 Год назад
Dear sir, am an educator, learning how to deliver physics concepts to students easily from you easily sir. 🙏🙏🙏 Thank you for these works. Keep transforming🙏🙏🙏
@yarenkaya7872
@yarenkaya7872 2 года назад
Quite explanatory; however, it would be even great if you had included the derivation of displacement current by using the equations of capacitors. Namely, C = Eo A/d(distance between the plates) Q = CV and V= E d Q = EoAE and EA : flux Q = Eo F(flux) then displacement current : dQ/dt which is Eo dF/dt Thank you
@Angelina_Sharon
@Angelina_Sharon Год назад
I've heard of people raving about Khan Academy but now I know how amazing it actually is
@Erny1389
@Erny1389 Год назад
It is the clearest explanation ever what I have heard. The style of video is amaizing with all this manual drawings.
@CATNOIR-333
@CATNOIR-333 8 дней назад
Really awesome and grateful for having you and khan academy,i was following your content from 10th class and it's amazing to see your videos which just simplies a concept in very simple way.I really just excited of your animation🥰🥰🥰 ,it helps me understand very perfect,it's just like i can feel it.Thank you very much sir and keep uploading videos,you're helping a lot of students to understand concepts and clarify their doubts.A huge respect to you from me😊
@debasishbhattacharya5554
@debasishbhattacharya5554 Год назад
Best explanation on the internet! 🙏🙏
@achievedbigiasasi1333
@achievedbigiasasi1333 Год назад
exactly
@achievedbigiasasi1333
@achievedbigiasasi1333 Год назад
exactly
@Astrophilia1177
@Astrophilia1177 7 месяцев назад
BEST TEACHER OF ALL TIME HE DESERVES A PROMOTION ❤
@ganeshraja1789
@ganeshraja1789 2 года назад
What I wonder is the explanation of displacement current. I also thought it can be named wireless current. Hats off to Mahesh Sir
@shubrahverma-yakeenian9555
@shubrahverma-yakeenian9555 2 года назад
I am really speechless how in 10 min he made me understand difference between conduction current and displacement current
@JavedAli-ik6ux
@JavedAli-ik6ux Год назад
you are just brilliant, your way of teaching is just.... I am short of words, absolutely amazing, keep coming up with more physics content sir.
@josephthomas8461
@josephthomas8461 5 месяцев назад
Fell in love with the way you were teacher Prof, Im going to watch the whole series of these videos just because I loved it and made the concept really clear.
@mustafa_ksl
@mustafa_ksl 8 месяцев назад
this is an excellent explanation
@asthavora9046
@asthavora9046 6 месяцев назад
sir your videos are brilliant, each concept explained so simple yet smart, thank you so much !
@user-ci6my8cu7k
@user-ci6my8cu7k 7 месяцев назад
damn....no one made phy tis lovely in my entire school and college days ......my long pain is cured...tanx
@ishanshsharma8852
@ishanshsharma8852 6 месяцев назад
I literally don't have words to express how grateful I am to you sir 🙏🏼🙏♥♥
@mahdhiyajohn4548
@mahdhiyajohn4548 6 месяцев назад
This teacher deserves an oscar!!
@KeshavBhandari
@KeshavBhandari 9 месяцев назад
thank you so much mann ive been reading books watching several top indian lectures but understood nothing it was to complex for me perhaps u made this so easy for me
@anviagrawal3170
@anviagrawal3170 6 месяцев назад
Woah Sir, You ignited my mind I hope more teachers were like you ✨🥺
@chrismous2169
@chrismous2169 2 года назад
Terrific explanation!! Thank you so much!
@Theodore2303
@Theodore2303 Год назад
This is gold. Thank you!!
@meIodymoon
@meIodymoon 8 месяцев назад
you're an amazing teacher, today i understood a concept i have been struggling to grasp for a while. thank you so much sir!
@anandchoubey4708
@anandchoubey4708 2 года назад
The way u r explaining the concepts are marvellous, Sir
@affection231
@affection231 Год назад
hey sir, your work is invaluable. wish for you the best of luck in new year
@farwarashid3334
@farwarashid3334 2 года назад
U are the best teacher ever I learn from
@Al-Jadidi
@Al-Jadidi 9 месяцев назад
Wallah this guy is a legend, Thank you
@tam_me005
@tam_me005 2 года назад
Love your work from my bottom of 💖💕heart
@philoso377
@philoso377 7 месяцев назад
Nice video and presentation. By page 3:50 presence of B at p confirms there is current flow through the vacuum between parallel plate and continue down the remains of circuit. Vacuum itself cannot pass charge unless it has permittivity which explains the B at q. So what is in the vacuum that pass charges? It was Aether, a fluid that has no mechanical but electrical properties, which is permittivity. Aether as a fluid attaches to all matter and drag directly with matter in the local frame and drag indirectly in the global frame.
@amlanpriyadarshi1219
@amlanpriyadarshi1219 11 месяцев назад
Feelings physics for the 1st tym 🤩
@aalaa4146
@aalaa4146 Год назад
You Are an incredible person!!
@zhraazhraa3193
@zhraazhraa3193 9 месяцев назад
thank you very much this expanation is perfect 👌🏻
@shivang626
@shivang626 8 месяцев назад
most underratted channel this is
@vimalsuryadev5787
@vimalsuryadev5787 2 года назад
Great Teaching skills ...Appreciable
@adityaroshan1688
@adityaroshan1688 2 года назад
6:20 My Eureka moment. Khan academy, Iam really blessed to have you.
@shumailamalik6225
@shumailamalik6225 Год назад
Every time i had any confusion your videos are the only source to vanish it.
@aloksrivastava9169
@aloksrivastava9169 Год назад
an award should be made on your own name for great teachers
@abhayagarwal5097
@abhayagarwal5097 11 месяцев назад
Saw many articles and posts but nothing made sense until your video 🙇
@manamohammed4470
@manamohammed4470 7 месяцев назад
Thank you for this valuable video
@apoorvaamargol5125
@apoorvaamargol5125 Месяц назад
TOP NOTCH EXPLAINATION !
@Mohamedkhaled-ln6rk
@Mohamedkhaled-ln6rk Год назад
really super, thanks so much
@fequalsmalol
@fequalsmalol 6 месяцев назад
khan academy is super underrated bruh ngl
@srividhyanatarajan9657
@srividhyanatarajan9657 11 месяцев назад
Thanks Mahesh Shenoy sir😊
@person1384
@person1384 Год назад
This is the best video for displacement current
@balajir.c5804
@balajir.c5804 3 года назад
Hello sir, I like your teaching style and concepts detailing, I request you sir please make videos on JEE and UG-NEET I would be more thankful to you sir 🙏
@Greg_Chase
@Greg_Chase 11 месяцев назад
The 'host' for the electric field though in a capacitor with a free space dielectric......... *_is assumed not to exist_* and that is a big opportunity in physics. There is a notable wishy-washiness about the constituents of free space (aka the constituents of the vacuum) in physics history In our EE and physics courses in college, we were taught "electromagnetic waves do not need a medium to propagate" or in other words, "space is EMPTY" We carefully note that, in order to manifest the changing electric fields in the vacuum dielectric between the capacitor plates, THERE MUST BE A 'HOST' MEDIUM Why? 1) electric fields fall off quickly with distance 2) magnetic fields also fall off quickly with distance 3) there are alternating magnetic fields, and there are alternating electric fields striking Earth this very moment...from our own Sun, from distant stars (the light and other frequency electromagnetic waves from them) The electric charges that originally created those alternating electric and magnetic fields ARE TOO FAR AWAY The host for the changing electric field in the vacuum dielectric between the capacitor plates must be charge carriers. Electron-positron pairs for example
@darkrai2065
@darkrai2065 3 года назад
Beleive me sir i have never seen a teacher like you ...you are truly something else 🙏
@vibhavattreja2428
@vibhavattreja2428 Год назад
So underrated Much thanks!
@Bilalkhan-vk4fd
@Bilalkhan-vk4fd Год назад
what an explanation !
@kaykay52837
@kaykay52837 Год назад
Fantastic!!
@philoso377
@philoso377 7 месяцев назад
Page 8:00 it should be noted that Aether has no mechanical but electrical property and that there is no particles in it.
@rou2rambo
@rou2rambo 9 месяцев назад
thank you kind sir
@essuie-glace_laser
@essuie-glace_laser 7 месяцев назад
Thank you
@gouribr33
@gouribr33 Год назад
Woohhh nice presentation sir❤
@waseemhimself
@waseemhimself 8 месяцев назад
amazing teaching
@user-sl8tz9jl7b
@user-sl8tz9jl7b Год назад
Excellent
@ourtamilnadu9011
@ourtamilnadu9011 2 года назад
Without Khan academy and you Mahesh sir,I would hate physics!!!
@youonly6547
@youonly6547 11 месяцев назад
Super explanation😊
@amitanayak2166
@amitanayak2166 Год назад
Thank you sir . 😃
@zakirhussain-js9ku
@zakirhussain-js9ku 2 года назад
There is nothing called displacement current. Moving E-field induces moving M-field and vice versa. Moving E-field moves electrons. It is moving E-field which induces M-field not current as current itself is dependent on moving E-field. Since current is proportional to E-field it is used to calculate M-field. Moving E-field applies to both conductor and capacitor.
@pinakikundu9002
@pinakikundu9002 Год назад
i bassically love the explanation.
@parul426
@parul426 Год назад
Superb 🙌🙌🙌
@henrytzuo8517
@henrytzuo8517 Год назад
Great explanation, thanks😀😀😀
@likhithakannabr1162
@likhithakannabr1162 Год назад
Thanks tutor sir! And for concerning Maxwell....🤣
@thamerabdullah6527
@thamerabdullah6527 10 месяцев назад
I reallyyyyy missed your videos
@kananthi1218
@kananthi1218 Год назад
You are unbelievably great sir !! Sir, i have one doubt. can a static electric field create a magnetic field??? If so the differentiation part of displacement current would be zero!pls reply...
@dhanam2216
@dhanam2216 Год назад
Sir why displacement current depends directly on permeability of free space ('Epsilon') but not electric flux
@mamggtide5294
@mamggtide5294 3 года назад
so great my friend in every thing choose the information , choosing color to explain, your hand write , and you clear English language , can i ask you the name of the software you use
@brighttips8203
@brighttips8203 2 года назад
thanks so much sir , the way your teaching is so interesting 😁
@barathkarthikeyan3723
@barathkarthikeyan3723 2 года назад
this is one of the great explanation or the understanding level is very high for normal avg student this chapter is a backlog for me so your video not helped me to learn, you made me as to think as of this generation maxwell
@therealsan9949
@therealsan9949 2 года назад
aama thala!
@XtianApi
@XtianApi 10 месяцев назад
Lovely handwriting
@priyankatonage2759
@priyankatonage2759 3 года назад
The way you explain the concepts really amazing❤....actually I face difficulty in understanding electrodynamics but ur videos made it easy for me
@mithila_kumanjana_
@mithila_kumanjana_ Год назад
Great explanation!!!!!!!!!!!!!
@JulianJawadAhmad
@JulianJawadAhmad 3 года назад
I just can't express my gratitude in words, how much helpful the video is! It solved years of confusion, which was bothering me constantly, finally a great relief!
@Alchemist70
@Alchemist70 Год назад
I wish I could Like and subscribe to this channel a million times. Your teaching is soooooooooooooooooo incredibleeeeeeeeeeeeeeee😍🥰💝❤💯💖💖💖💖💖💖
@nishok3502
@nishok3502 3 года назад
thanks very mush for ur vedios
@jaswanthreddy-jk1bq
@jaswanthreddy-jk1bq Год назад
awesome session sir!
@shambhavisingh982
@shambhavisingh982 Год назад
Thank you so much sir☺️☺️
@Nara.Fagundes
@Nara.Fagundes 2 года назад
Great explanation!
@MitanshuA13
@MitanshuA13 3 года назад
Thank You !
@irisfelixaiden1045
@irisfelixaiden1045 2 года назад
mahesh i have a doubt.... in the wire we have increasing current ...which means varing magnetic field ..this in turn can produce electric field this electric field can produce displacement current right🤔 and one more ..if there is change in magnetic field then ..opposite emf will be induced know..then opposite current which reduces the source current
@abcdef2069
@abcdef2069 9 месяцев назад
Eletric field-flux changes by moving charges, but show me why E-flux may be 0 in a wire. (e=fermi electron, c= capacitor) e c e c e c e c e c e c e c e c, there are empty spaces between fermi electrons that can serve as capacitors that can create the circular B-field even before the electron arrives. BUT because of the E-flux contributions that come from the front e- and the back e- CAN be canceled to be all zero, but can someone show me how
@dharmendrarathod3753
@dharmendrarathod3753 3 года назад
Very unique explanation 👌 I ever seen.
@basavarajtubaki8758
@basavarajtubaki8758 Год назад
Sir which board software do u use?
@pranit_chiman2219
@pranit_chiman2219 Год назад
Best explanation on this planet (⁠ ⁠´⁠◡⁠‿⁠ゝ⁠◡⁠`⁠)
@b.srinivas9567
@b.srinivas9567 3 года назад
Tq
@shivanim3636
@shivanim3636 2 года назад
Wow 🥺🥺.... Explanation 😶
@sivaprasadp7218
@sivaprasadp7218 Год назад
dud u r good
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