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How to make a Powerful Electromagnet (5KG LIFTING)

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  • čas přidán 30. 09. 2017
  • In this video we shall learn to construct an electromagnet with the lifting capacity up to 5 kg.
    The materials used in this video will be available around the house and only magnet had to be ordered online.
    ********************************************************************
    PLEASE SUBSCRIBE**SHARE**LIKE THE VIDEO
    ********************************************************************
    Easy Transistor Projects: • 3 EASY TRANSISTOR PROJ...
    I have used 26 gauge magnet wire and the core is soft iron core.
    Make around 900-1200 turns of insulated copper wire.
    Please visit my instructables page for calculation details.
    Industrial electromagnets can lift tonnes of weight and you can calculate your solenoid according to your application.
    www.instructab...
    Thank you for watching!!
    Sandesh Hegde
    Song: Julian Avila - KNOWLEDGE
    Music provided by Music Just For You | No Copyright
    Video Link: • Julian Avila - KNOWLED...
    Julian Avila
    / julian_avila
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    Song: Distrion & Alex Skrindo - Lightning [NCS Release]
    Music provided by NoCopyrightSounds.
    Watch: • Distrion & Alex Skrind...
    Download/Stream: ncs.io/LightningYO

Komentáře • 407

  • @PetterBruland
    @PetterBruland Před 4 lety +15

    idea, you keep the metal core longer, so it goes into a drill, then wind up the copper, and then cut the piece to length. But overall simple stuff, thanks for sharing.

  • @magnetomancer
    @magnetomancer Před rokem +2

    Great how to. Drawing schematic on connector board makes it easy to follow. Fast way to remove enamel insulation from magnet wire! Hope to see more from you.

  • @rmhutchins7
    @rmhutchins7 Před 5 lety +12

    I enjoyed your video. It was very helpful. Thank you!

  • @christophersimonsandiego8056

    Hi, I am a power plant engineer. Making videos such as this is a good thing to increase knowledge. But let me add some safety inputs, you need to ensure before working in any system to disconnect first the energy supply (e.g. battery) regardless if the system switch/breaker is open. Even if it is very obvious, always consider electrical system as live ones. The 12V DC does not that give you good shock, but for some it will hurt, but still, regardless of voltage and current of the supply (if mechanical, pressure, etc.), be safe always. Connect power supply after what you are doing, especially in industrial and power field, there LOTO and verification with partners will take effect. Practice of safety starts from small things you are doing.

    • @TheTechnocrat
      @TheTechnocrat  Před 4 lety

      Thank you very much for your inputs and suggestions. Will implement in future videos. And I have also learning many safety practices working as a instrumentation engineer now. I was a student back then.
      Thank you.

    • @christophersimonsandiego8056
      @christophersimonsandiego8056 Před 4 lety +1

      @@TheTechnocrat Very great my friend! Let us work together as engineers for a better world of future!

    • @babaseer280
      @babaseer280 Před 3 lety

      Good advice. Can I have your advice on a solenoid project... sabcatne1234@gmail.com

  • @paperprime7481
    @paperprime7481 Před rokem +4

    What if it overheats?

  • @carlmen6567
    @carlmen6567 Před 6 lety +91

    Since when 3.7kg became 5kg

    • @TheTechnocrat
      @TheTechnocrat  Před 6 lety +24

      Carl men, I could not find something exactly 5 kg when I shot the video...but it can lift upto 5-5.5 kg . It is important to use a battery or power supply that Can supply enough current.

    • @noage9084
      @noage9084 Před 5 lety +7

      On oct 1 2017

    • @hinduactivist5527
      @hinduactivist5527 Před 5 lety +6

      He is counting his hand as well🧔

    • @PayasTheGod
      @PayasTheGod Před 4 lety +4

      @@TheTechnocrat is there a way to predetermined the strength of electromagnet

    • @apbosh1
      @apbosh1 Před 4 lety +1

      @@PayasTheGod You can use an online calculator entering current, number of turns and length of solenoid.
      I found this one was useful
      www.omnicalculator.com/physics/solenoid-magnetic-field

  • @generalheller3081
    @generalheller3081 Před 4 lety +7

    I was Here Just To see how this works because it was given in my textbook and now this seems to be interesting

  • @alchemy1
    @alchemy1 Před 4 lety +2

    By the way for those who don't know, the so-called magnet wire is enameled wire. The basic wire that is used in everything. Coils, transformers, all your motors, armatures, stators. You got the idea.
    Oh by the way. this is plane science that what makes for a strong magnet is lots of electric currents. The more current the more magnetic field, that is aside from numerous windings of course. This means the thinner the wire, the more resistance,. More resistance means what?
    You want a serious magnet? use thick wire, lots of voltage and current. And by the way, keep it DC. 200 volts DC and you will be cooking. Don't hurt yourself.

  • @theoyanto
    @theoyanto Před rokem +5

    Nice project, looking at the design I think the coil is maybe around 10 ohms, so maybe
    1.2 amps which is ok for 1000 turns of 26 gauge you say you use. With that size battery you should use some current control ie an online fuse and you should also deal with the large back emf generated at switching since induced voltage is proportional to rate of change of current and it will be high, this would also help to eliminate rf interference when switching

  • @yaseengamer4249
    @yaseengamer4249 Před 3 lety +3

    This is true content 👍👍👍

  • @amosmoses5630
    @amosmoses5630 Před 5 lety +2

    Those weights look just like my grinder in high school.

  • @ferencrarosi8101
    @ferencrarosi8101 Před 4 lety +11

    If you find an E-I core transformer, you can easily make an E core extremely powerful (force-ful) electromagnet. ;)

    • @Raulley27
      @Raulley27 Před 4 lety +3

      I made one with a microwave transformer and it can lift me and my dad or more precise 120kg

  • @ronmarkbatac8586
    @ronmarkbatac8586 Před 8 dny

    Imagine making a full size electromagnetic V8 with that force😮

  • @lancezuniga1745
    @lancezuniga1745 Před 5 lety +3

    magnets are cool and i want one in my bathroom and maybe my living room because it is awesome and EPIC

    • @TongaFunKu
      @TongaFunKu Před 4 lety

      me quedé pensando, en que uso le darías a un electroiman en el baño?

  • @PaulDominguez
    @PaulDominguez Před měsícem

    Very cool!!!!

  • @rmark1083
    @rmark1083 Před 4 lety +2

    Good video with good instructions!

  • @reckona5418
    @reckona5418 Před 3 lety +6

    Hi, great video mate, but I have some queries...
    How does length and diameter of effect the electromagnet strength?
    I understand more no of turns are better, so does a smaller dia. core is better?
    Also what is better having a single layer of coil over a long core or multiple layer of coil over a short core.
    Thanks.

    • @phucminh3633
      @phucminh3633 Před 3 lety +4

      Longer will be better but it will waste lot of wire
      Smaller dia will be better to but it wil become very hot after a few minutes due to the resistance of the wire
      So the combination between long wire and reasonable dia will give the best performance. And about the layer because the wire is long so we need to make layer over layer, it just effects a little bit so don't worry.

    • @reckona5418
      @reckona5418 Před 3 lety +1

      @@phucminh3633 Thanks☺

  • @originalislandman7527

    Lmao I came for the Beat 2023!! 😂 👌🏿🔥🔥🔥🔥

  • @LakhsTsoyknikas
    @LakhsTsoyknikas Před 6 měsíci

    SUPER AMAZING ELECTROMGNET AND STRONG

  • @tastybrain
    @tastybrain Před 6 lety +127

    Cool. But you need to invest in a lighter.

  • @pup9et
    @pup9et Před 5 lety +11

    Ya know its much easier to wrap the iron rod before have with a variable speed hand drill.

    • @icevariable9600
      @icevariable9600 Před 3 lety +1

      This is India man! He probably doesn't have a Milwaukee or Dewalt on hand...but agreed, would be more faster. And tighter wind.

  • @MrSmallpops
    @MrSmallpops Před 4 lety

    COOL!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

  • @ele.ahmedmahmoudmohamed6517

    Nice work👍

  • @illuminatiinitiationcenter2553

    Nice Good Job

  • @AnuragSingh-cf5uf
    @AnuragSingh-cf5uf Před 7 měsíci

    How much wire is required and is it possible from 6 volt battery please reply as soon as possible because tomorrow is my practical.

  • @NikosArgentinos-jx6jb
    @NikosArgentinos-jx6jb Před 4 měsíci

    Nice video

  • @nileshdumbre7625
    @nileshdumbre7625 Před 8 měsíci

    Whats the battery voltage you used ? If I remove solenoid from water filter, and attach it to the battery you used, will it work same?

  • @John-qe6xx
    @John-qe6xx Před 5 lety +56

    Who Else Is Using This Video For School?
    Cause I Know I Am

  • @deepanshu_rana_g
    @deepanshu_rana_g Před 4 měsíci

    What's the length of wire used in single one

  • @StrsAmbrg
    @StrsAmbrg Před 3 lety +1

    How to calculate the magnetic force during design so we will no how strong a load it can lift?

  • @brucekeck1351
    @brucekeck1351 Před 4 lety

    heres an idea. get an iron rod about 2 inches longer than needed. rol paper put ends on and leave extra length on on side. then when you wind the the (magnet wire) coated copper wire just hook it up to a cordless drill. those 900 wont be so hard. just estimate the turns with the example he shows

  • @tothebestofmyknowledge
    @tothebestofmyknowledge Před 5 lety +1

    Great! One I was searching for! Thanks a lot and best wishes...

  • @sureshdeora
    @sureshdeora Před 4 lety +1

    Is this insulated wire?

  • @sambaphysics74
    @sambaphysics74 Před 4 lety +1

    Nice video ...I have to make Similar one for trimmer.. can you guide me about how many turns and what gauge should be preffered
    .

  • @PaulanthonyBridge-kt4eg
    @PaulanthonyBridge-kt4eg Před 3 měsíci

    Does the electromagnet make that horrible music when you switch it on ???

  • @manishkumar-tr8zr
    @manishkumar-tr8zr Před 5 lety

    Very good

  • @AmazingSciencewithAshishNegi

    Nice video 👍

  • @sbpcls
    @sbpcls Před 6 lety

    really cool my friend

  • @MsDidits
    @MsDidits Před rokem

    Nice info

  • @satyajitmajumder3649
    @satyajitmajumder3649 Před 3 měsíci

    I have 25 gauge enameled copper wire, is it possible to make same electromagnet? If possible then how many turns and how much dc volt require?

    • @Akhikesh001
      @Akhikesh001 Před 2 měsíci

      did you made it? how did that go

  • @ntigurirwaeraste3150
    @ntigurirwaeraste3150 Před 4 lety

    this is an educative video, thx

  • @passecompose7484
    @passecompose7484 Před 3 lety

    Absolutely useful.

    • @arnoldtroyo7085
      @arnoldtroyo7085 Před 3 lety

      Electro magnet using double "AA" battery lifting 22.73 kg (50lbs) czcams.com/video/SGoOu8cPmeM/video.html&ab_channel=DorianMcIntire

  • @Tommo020788
    @Tommo020788 Před 5 lety +1

    What kind of power are you running through this?
    Is it not dangerous picking up the whole thing bare hands when those joints are not properly insulated?

    • @deafkite638
      @deafkite638 Před 5 lety

      Magnet wire is usually insulated with a thin type of glass. Also I dont think he is using that much power to be anything to worry about

    • @PaulanthonyBridge-kt4eg
      @PaulanthonyBridge-kt4eg Před 3 měsíci

      6 or 12 volts is no shock hazard. But 600 volt spikes are generated when switching the magnet off. Unpleasant but not dangerous...

  • @cngaming3232
    @cngaming3232 Před 5 lety +1

    Good sir

  • @WNAZ-WALA
    @WNAZ-WALA Před 2 měsíci

    Thanks

  • @natureboyrahul3836
    @natureboyrahul3836 Před 5 lety

    Very well explained

  • @gulsahylmaz4708
    @gulsahylmaz4708 Před 3 lety

    Hello. I'm trying it with 0.35mm coil wire. but when I give current, it is not magnet. What could be the problem? Does the copper wire you use have a feature?

    • @arnoldtroyo7085
      @arnoldtroyo7085 Před 3 lety

      Electro magnet using double "AA" battery lifting 22.73 kg (50lbs) czcams.com/video/SGoOu8cPmeM/video.html&ab_channel=DorianMcIntire

  • @isonovoso8312
    @isonovoso8312 Před 5 lety

    thankz my man ! trying to make magnets for structure water because they are so expensive looking for a route around cost, quantity.

  • @rexhorning5994
    @rexhorning5994 Před 5 lety +3

    Music is a little annoying.
    Nice job on the coil

  • @daz36uk
    @daz36uk Před 5 lety

    I don't know much about electromagnets but need to make a tool for a specific task. I have snapped a half shaft on my land rover and need to remove the broken end. The hole I need to pass the tool down is about 1" in diameter and 3' deep. The magnet would need to be as strong as possible to pull on the broken end to disengage it from the splines in the diff. So my questions are does the size of the core iron matter and also what gauge wire should i use for maximum strength in the space I have available? I was going to try and attach it to the end of a broom handle.

  • @Bo-rv8om
    @Bo-rv8om Před 2 lety +1

    How much amps do I need at 12 volt?

  • @liam78654309
    @liam78654309 Před 6 lety +3

    if i change the power cords around would that make the magnet repels instead of attract

    • @TheTechnocrat
      @TheTechnocrat  Před 6 lety

      LiamLlamaGaming ..yeah... it will change the pole.....but it has effect only on permanent magnet ....not on iron bar

    • @Talent_hunt
      @Talent_hunt Před 5 lety

      Yes
      But not affect the magnetism

    • @guitarman_3693
      @guitarman_3693 Před 4 lety

      @ chase kendig.. magnetic flux . lines of force NEVER cross, lines of force are CONTINUOUS, lines of force ALWAYS form individual CLISED LOOPS around the magnet ,lines of force have a DEFINITE direction from NORTH to SOUTH , lines of force that are close signify a STRONG mag. field , lines of force that are far apart signify a WEAK mag. field.

  • @MrPutu75
    @MrPutu75 Před 3 lety

    Cool man

  • @OP-do7rt
    @OP-do7rt Před 3 lety

    Awesome broo 😎😎😎😎😎😎😎

    • @arnoldtroyo7085
      @arnoldtroyo7085 Před 3 lety

      Electro magnet using double "AA" battery lifting 22.73 kg (50lbs) czcams.com/video/SGoOu8cPmeM/video.html&ab_channel=DorianMcIntire

  • @LifeGeneralist
    @LifeGeneralist Před 4 lety

    Nice, but why did you take the pain to wind it manually - just could use a drill or motor and make the coil

  • @dhaval6959
    @dhaval6959 Před 5 lety

    Can I used this coil for Eddy current breaking system

  • @hiteshvishal5436
    @hiteshvishal5436 Před 6 lety

    Great one

  • @samrega9842
    @samrega9842 Před 4 lety

    excellent. Thank you.

  • @geor349
    @geor349 Před 5 lety

    THANK YOU!
    This was VERY helpful...

  • @TannerMotorcycles
    @TannerMotorcycles Před 5 lety

    Is the steel bar in the center needed, or could I use a pipe or nothing at all? Was it just to make winding easier?

    • @roidsaccounts9565
      @roidsaccounts9565 Před 5 lety

      fatdoggo 1212 you need some sort of iron core for an electromagnet to function.

    • @TannerMotorcycles
      @TannerMotorcycles Před 5 lety

      @@roidsaccounts9565 thank you. I'm planning on making a coil gun. Would a steel bullet work?

  • @shayarchoksi2566
    @shayarchoksi2566 Před 4 lety

    Good

  • @snypysgaming5014
    @snypysgaming5014 Před 2 lety

    Bro dont stop

  • @luckyman992004
    @luckyman992004 Před 2 lety

    Excellent video. If I were to have the same amount of turns and wire size, but had it so the core wasn't fixed to make it into a solenoid, would the solenoid have the same pulling force of 5 kg?

    • @bockstaboi6638
      @bockstaboi6638 Před rokem

      The closer the wires are together, the stronger the field. That’s why a solenoid is the most efficient way to create on of these things

  • @mail2megp
    @mail2megp Před 3 lety +1

    Very useful content. Did you observe any heating effect on the coil.?

    • @TheTechnocrat
      @TheTechnocrat  Před 3 lety +1

      Since I used MS iron core, I found some heating after some time.

  • @omegaff0048
    @omegaff0048 Před 3 lety

    wow

  • @YaseenExperience
    @YaseenExperience Před 6 měsíci

    ❤❤❤❤❤👍👍👍👍

  • @SitiHajar-qi1lf
    @SitiHajar-qi1lf Před 5 lety

    i have a question what if i wanted to use a circuit board so how can i make the connections since im a secondary school student can you kindly show me the circuit diagram?

  • @praneetn.c.6
    @praneetn.c.6 Před 6 lety

    Please help me understand how you're getting 8.7 ohms resistance? do you mean across all the wires or just in the coil? from the links and info provided, i got an answer of 0.153 ohms

    • @acules3978
      @acules3978 Před 5 lety +1

      if you have that kind of constant resistance from the first place your wire will get heated up and burned with just a few minutes because of hight current. its so simple use multimeter to measure your resistance in the coil before supplying

    • @Rish0716
      @Rish0716 Před 5 lety +1

      Bro tell me how U calculated 0.153 ohm resistance???..let me know I can help U clear Ur doubt

  • @IrfanShaikh-wk1wi
    @IrfanShaikh-wk1wi Před 4 lety +1

    bro aapka coil burn kaise nahi hua 12 v ki battery aur 26 gauge ka wire pls help

  • @user-kk9ky4sl2y
    @user-kk9ky4sl2y Před 2 lety

    Will it work on wet surfaces or in liquids ?

  • @arunv7181
    @arunv7181 Před 6 lety +1

    thanks a lot for you reply i have two question (1) 36 gauge is very thin in 36 gauge and tiny compare with 26 gauge wire so how the resistance is very high in 36 gauge (2) if i use 230 v supply which wire and how many turns and iron rod size will capable to handle? kindly get back to me with your view on this

    • @TheTechnocrat
      @TheTechnocrat  Před 6 lety +2

      Arun v , the resistance of wire is given by (resistivity of wire)*(length of wire) divided by area of cross section.
      for 220 v supply... make sure your coil impedance is high enough so that the max current through wire is not exceeded.
      www.powerstream.com/Wire_Size.htm
      above link is for max current and resistance per km for particular gauge of wire. You do the the math and find the exact wire you want for your application.
      You might revist my channel any time. Thank you!

    • @prumchhangsreng979
      @prumchhangsreng979 Před 4 lety

      @@TheTechnocrat does that mean the resistance of 36gauge is weaker compare to 26gauge wire.

  • @raj261166
    @raj261166 Před rokem

    Excellent video sir .. Can i use 36 to 38 Gauge magnet wire ?

  • @bisratwoldesenbet4052
    @bisratwoldesenbet4052 Před 2 měsíci +1

    10/08/2016 - 07/10/2016
    ታላቁ አምላካችን እግዝብሔርም ምንም ጊዜ ቢሆን ከተገፉት፣ ከተበደሉት፣ ግፍ ከተፈጸመባቸው ጋር ነው፡፡ ያግዛቸዋል፤ ሀይልም ይሆናቸዋል፡፡ በአሸናፊነት በድል ያጎናጽፋቸዋል፡፡ በሌላም በኩል ከሴይጣን ጋር የሚተባበርና የሚመራ አወዳደቁ አያምርም፤ ፈጻሜውም የከፋ ይሆናል፡፡ በዚህ ምንም ጥርጥር የለም፡፡
    Victory for Russia; defeat for Westerns those who followers of devils.
    አገረ እግዚአብሔር የሆነችውን ኢትዮጵያን የቅዱሳን መላዕክታት፣ ነቢያት፣ ሐዋርያት፣ የጻድቃን ሰማዕታት ጥበቃ፣ በረከትና ረድዔት አይለያት። አሜን!!! አሜን!!! አሜን!!!

  • @hannav3742
    @hannav3742 Před rokem

    How many grams is your iron alone?

  • @junelaquino926
    @junelaquino926 Před 4 lety

    Is it ok if I use cylindrical iron hinge?

  • @raymondgarafano8604
    @raymondgarafano8604 Před 3 lety

    Maybe some nice classical music?

  • @steezymellow8659
    @steezymellow8659 Před 3 lety

    would the magnet work if it were to be wired through someone’s arm/hand and would it cause harm to said person?

  • @md.israfilhossain-ko2qj

    Good. But you only lifted 5kg,but Crazy XYZ lifted upto 20 kg by using only a Michael transformer.

  • @tauhid9983
    @tauhid9983 Před 5 lety +1

    Hey, great work on the video.
    I am actually trying to conduct the faraday's experiment at school and I need an electromagnet to penetrate a coil of to induce a current. How many turn do I need for such electromagnet.

    • @TheTechnocrat
      @TheTechnocrat  Před 5 lety +1

      600 to 1300 turns of 22 to 26 gauge on a ferrite core is good enough.

    • @anilkumar-wt4ct
      @anilkumar-wt4ct Před 3 lety

      @@TheTechnocrat pls miss call me. I need your help

    • @anilkumar-wt4ct
      @anilkumar-wt4ct Před 3 lety

      @@TheTechnocrat 9744159767 pls miss call me

  • @aiynnedimatatac1918
    @aiynnedimatatac1918 Před 4 lety +1

    can it work on a car battery?

  • @teresashinkansen9402
    @teresashinkansen9402 Před 5 lety +2

    Close your magnetic circuit and increase the area of your core. it will make your magnet much more powerful.

  • @joneebravo4467
    @joneebravo4467 Před 3 lety

    Can somebody help me? Can magnetic waves or something like be used to cheat in a game of steel tip darts

  • @PP.EKOTECH
    @PP.EKOTECH Před 2 lety

    GOOD JOB !!!
    👍 + SUB !!! :)
    Regards PP.

  • @bluehong2395
    @bluehong2395 Před 4 lety

    Hi, the video portrays an interesting way of making electromagnet with basic tools, however, I am curious does this electromagnet demagnetises instantly after the switch is off? Will there be presence of residual magnetic forces?

    • @TheTechnocrat
      @TheTechnocrat  Před 4 lety +1

      Residual magnetic force does exist In ferromagnetic material. But I cannot say anything quantitative because I have not measured.

    • @Alexander-re8vz
      @Alexander-re8vz Před 2 lety

      @@TheTechnocrat Hey, I have a question, the more about of turns you do, do you also have to increase the voltage of the current?

  • @pavankumarmylapalli6392

    hi bro I choose the same concept in my final year mechanical project
    so help me bro to know more about it

  •  Před 6 měsíci

    How many Amps is the battery? @TheTechnocrat

  • @billco15
    @billco15 Před 4 lety

    Hi Techno, I am trying to make a permanent magnet remagnetiser using 2 electro magnets for remagnetising slot car motor magnets, I have had some success but the electromagnets aren't strong enough, is it better to have a long core with less layers of windings or a short core with more layers of windings or does it not matter? I have used 260 grams of 14AWG wire around a 200mm long 16mm diameter iron core but it is feeble compared with your results, any help would be greatly appreciated.

    • @mananbahl265
      @mananbahl265 Před 4 lety

      Short core with more turns

    • @asimkhan-se5wr
      @asimkhan-se5wr Před 4 lety

      you all are fools becouse thr wire have no cover why is the 24 v electric current is not sparking

  • @user-vi6fx5ui2e
    @user-vi6fx5ui2e Před 6 lety +3

    سبحان الله وبحمده..سبحان الله العظيم
    اللهم صل وسلم على نبينا محمد وعلى آله وصحبه اجمعين..💜💜💜💜💜💜💜💜💜💜💜💜💜💜💜💜💜💜💜💜

  • @RahulPatel-oh3qc
    @RahulPatel-oh3qc Před 3 lety +1

    How much voltage is required for this

  • @syamnsankaran6766
    @syamnsankaran6766 Před 4 lety

    Ampere?

  • @ashikshah4606
    @ashikshah4606 Před 5 lety

    Hi, maine aapka video dekh kar ek aisa hi coil banaya, par wo 1kg utha sakta hai aur wo bahut jaldi garam ho jata hai. Iska koi solution hai to batao plz .

  • @rasoolmazrueesebdani8442
    @rasoolmazrueesebdani8442 Před 5 lety +1

    Hi Thanks for your really useful video, Could you please let me know your valuable thought on the below sentence? Thanks
    "How we can make an electromagnet as strong as possible? I am assuming we should increase the number of winding, wind the magnetic wires in a shorter length, and increase the current! Then my question is that what possible options do we have to increase the current? I am saying a couple, please complete my saying for a more complete solution... For increasing the current, we can use higher voltage power supply? (Does an AC or DC power supply matter in this regard?) decrease the magnet wire diameter, decrease the total length of the magnet wires, correct? "

    • @TheTechnocrat
      @TheTechnocrat  Před 5 lety +1

      Your sentences are right.
      1. Increase the number of turns in a shorter core.
      2. Increase the current through the coil by increasing the supply voltage. Care to be taken not to exceed the rated current of the wire. AC or DC doesn't matter unless you are using it on the permanent magnet.
      3. The impedance of the coil also affects the current, in turn affecting the strength.
      Ohm's law, electromagnet formula should answer all your questions.

  • @Hambxne
    @Hambxne Před 5 lety

    awesome! thanks for sharing!

  • @Arvid.p.Albinsson
    @Arvid.p.Albinsson Před 3 lety

    Does this work with three AA batteries instead if the big boy you have?

  • @amintaleghani2110
    @amintaleghani2110 Před 4 lety

    How much was the current the magnet draw?

  • @questdad
    @questdad Před 3 lety

    how many meter of wire did you use.

    • @TheTechnocrat
      @TheTechnocrat  Před 3 lety

      From the place I bought , they sell in grams. I had purchased 100g (if I remember correctly). Might be around 30-50 meters. I don't remember exactly . Sorry.

  • @reckona5418
    @reckona5418 Před 3 lety

    Why do we need to wrap a paper around the core?

  • @arunv7181
    @arunv7181 Před 6 lety

    Neat and good video for understanding. i am having some questions 1. if i use 36 gauge wire in mini transformer bobbin around 2.5 cm how many turns need for to make powerful magnet 2. for 26 gauge if do instead 900 turns if i do 100 turns what will be changes happen ?

    • @TheTechnocrat
      @TheTechnocrat  Před 6 lety

      Arun v , higer the number of turns.. higher will be the magnetic strength.
      Also the current through the electromagnet is proportional to field strength and current depends on resistance of coil.
      Here in your case the 36 gauge wire will have higher resistance than the 26 gauge wire for the same length of wire... hence you can apply higher voltage to 36 gauge wire without exceeding the current limit of the wire.
      So you have to design these points in mind and also the field strength formula.
      Hope this helps

    • @gulsahylmaz4708
      @gulsahylmaz4708 Před 3 lety

      @@TheTechnocrat What is the current limit of the wire?

  •  Před 3 lety

    I'm not getting a magnetic field. The battery gets warm but zero magnetic field. 26guage wire, 2032s, a23. Nothing.

  • @JussiTuukkanen
    @JussiTuukkanen Před 4 lety

    Thank you