compressing two magnetic fields and more together

Discussion in 'General Science & Technology' started by river, Oct 31, 2011.

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  1. river

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    can we do this ?

    and if its done , where is it done ? in what situation
     
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  3. origin Heading towards oblivion Valued Senior Member

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    Try this.

    Coronal Mass Ejections regularly compress the earths magnetic field.
     
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  5. river

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    yeah forgot about this

    but the magnetic has give if you will , it bends because it has the space to , bend

    but what I was thinking about was the compression of two magentic field in a confined space
     
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  7. AlphaNumeric Fully ionized Registered Senior Member

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    Magnetic field strength is just a measure of magnetic flux per region of space. A field twice as strong has twice the flux. That's viewable as compressing. What other way could you be referring to?
     
  8. Aqueous Id flat Earth skeptic Valued Senior Member

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    Try this. A light wave is an electromagnaetic wave. It imparts an electromagnetic field as it radiates through space. Or you could say the field imparts the wave. In either case, there is both a magnetic and electric field present and they and the wave are all three mutually orthogonal.

    So suppose I say I want to compress the magnetic component of that light wave. What I am really saying is that all three will compress. So what happens is that the wave itself becomes shorter which appears to us as a blue shift in the light, for example.

    So how do you do this? I suggest you start with a singularity, then add your wave or whatever your magnetic field source, and Ouila! you have a compressed magnetic field.

    I was at the store today and sadly they are out of singularities. However they are running a sale on gravity, so you might want to consider that. A little goes a long way, too!
     
  9. river

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  10. Dywyddyr Penguinaciously duckalicious. Valued Senior Member

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    I don't know what you're saying here, but it also seems clear that you don't either.
     
  11. river

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    I see

    maybe somebody else will though
     
  12. river

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    anyway

    what I wanted to know was , have we tried to compress two magnetic fields together in a confined space ?
     
  13. Dywyddyr Penguinaciously duckalicious. Valued Senior Member

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    How does a "confined space" have any effect on a magnetic field?
     
  14. river

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    the magnetic field can't move around as much

    Ultimately I would like at least one the magnetic field to be absolutely still , while the moves around it
     
  15. Dywyddyr Penguinaciously duckalicious. Valued Senior Member

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    So?
    How do you "confine" a magnetic field?
     
  16. Pincho Paxton Banned Banned

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    I think you want to find out what super repulsion would do.
     
  17. billvon Valued Senior Member

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    I think you may have a misconception here. Magnetic field lines are not actual lines; they are just a way of depicting magnetic field strength. They aren't actual things that have right angles, although many forces (like electromagnetism) have orthogonally expressed components.

    You can concentrate a magnetic field as much as you like by increasing (for example) the current in a solenoid. That would, if you looked at a depiction of lines of magnetic flux, "compress" them into a smaller space.
     
  18. Aqueous Id flat Earth skeptic Valued Senior Member

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    YOU don't compress anything, but if space compresses under gravity the apparent result to an uncompressed observer would be sort of like what he was talking about

    fields don't crush together, if that's the idea conveyed in the question. they add.
     
  19. river

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    not sure yet

    perhaps others have some ideas as to how
     
  20. James R Just this guy, you know? Staff Member

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    Get two magets - fridge magnets will do just fine.

    Turn them so that their "sticky" faces are facing each other.

    Now, move them towards each other.

    Done.
     
  21. river

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    no because magnetic fields make you sort of rotate , move around them

    I want to restrict this movement

    what I'm trying to do is find a point the magnetic fields of both , inwhich you could slide on magnetic field into another
     
  22. Aqueous Id flat Earth skeptic Valued Senior Member

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    “ Originally Posted by Dywyddyr
    So?
    How do you "confine" a magnetic field? ”

    not sure yet

    perhaps others have some ideas as to how "

    ----
    to some degree you can reduce a field, but never to zero. it's done by shielding.
     
  23. Aqueous Id flat Earth skeptic Valued Senior Member

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    "inwhich you could slide on magnetic field into another "

    a coupler, ferromagnetic core with a pair of coils?
    all it does is add them.
     
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