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Feb
18

AO #5: AC and DC Differences

Twitter: @addohms Web: www.addohms.com Just what the heck is the difference between “AC” and “DC? And if the “C” stands for “current”, then why do people say…

24 comments

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  1. Yobachi2007 says:

    So in the battle between Telsa and Edison what was the issue as to which
    type of current was better. Why did the world decided on AC?

    Thanks.

  2. therichardchannel says:

    So that’s why light bulbs flicker in slow motion…. 

  3. PoverissimiVideo says:

    Yeeeeeeeee, I’m 26 years old and no one in my life taught me the basics of
    electricity. Thank you very much, you lighted up a Lightbulb in the
    darkness of my ignorance

  4. hockey14822 says:

    I have a switching power supply that came with my router that says AD12v.
    What does that mean? I want to use it with my programmer that says it
    requires a 12v DC. It fits but I don’t know if I’m going to be able to use
    it.

  5. ThePhan7em says:

    Great video, thank you for the very good explanation. 

  6. Rohit Francis says:

    can the current or voltage produced in faraday’s magnetic induction be
    stored in a battery 

  7. Sara Arkell says:

    This is very interesting! 🙂 It really helped me. Thanks!

  8. Yunus Emre Ateş says:

    Thank you so much for good explanation. Go on please your publishings. 

  9. Jason Yu says:

    I just have a question regarding AC vs DC and electricity in general. So
    electric current is just the flow of electrons. So when electrons flow in
    whatever direction, energy is generated as a result of just the flow of
    electrons?

    I also know that AC current changes polarity so often. How does this work
    in real life if say a light bulb always seems to be emitting the same
    amount of light in an AC circuit? 

  10. ATschTheCube says:

    My real question is: what for? why not use DC for everything!

  11. Manoj Kumar says:

    what is surface current and inner flow current

  12. IndustrialDonut says:

    So is AC useless for anything other than light bulbs though? If it
    alternates then I don’t see how it could work for a motor…

  13. Manoj Kumar says:

    what is surface current and inner flow current

  14. Jaqen H'ghar says:

    wait. If one Hertz is one cycle and and there are at least 50 of them
    running through light and each cycle has causes a light brighten twice
    (once per polarity) then isn’t my light flashing at least 100 times a
    second? Also, what is causing the increase in Voltage if the Amperage
    (current) is staying the same in the first place? a magical decrease in
    Ohms? I just want to understand this stuff better

  15. Myko Link says:

    I have a question: How is it possible to make something AC rather than DC,
    I mean the electrons are always heading to the positive side of the
    battery.

  16. majonesn says:

    Is it possible to alternate current from a AC motor ? How ? Nice video :)

  17. Mech E says:

    In the animation,why do u show the direction of current from positive
    terminal of a battery to negative terminal of a battery,because current is
    a flow of electrons and it should be from negative to positive..
    Please help its confusing…..Why do different video shows different
    direction.

  18. Rene Kunnskap says:

    Is it not so that electrons actually goes from – to + in a DC setup?

  19. Amal John says:

    What really is this thing called KVA???

  20. Spencer Wenzel says:

    Can slow motion camera’s pick up the flickering?

  21. Simon Liao says:

    Thank you so much!!!

  22. krishna rao says:

    why we need loads in circuit

  23. Sheavypower says:

    hey I just wanna say you’re awesome and you explain it so well and clearly.
    A caveman brain like me finally understand how AC and DC work. Thank you
    kindly sir. 

  24. Uday Kumar says:

    I have a question,We know that electrons are negatively charged,so they are
    attracted by positive charge.
    How do they inter change their direction in AC circuit?

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