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|    sci.physics.research    |    Current physics research. (Moderated)    |    17,516 messages    |
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|    Message 15,694 of 17,516    |
|    John Heath to Ralph Frost    |
|    Re: Are north and south magnetic fields     |
|    10 Jul 17 12:02:56    |
      From: heathjohn2@gmail.com              On Sunday, July 9, 2017 at 8:18:11 AM UTC-4, Ralph Frost wrote:       > Please pardon my poorly worded question. Are there ~independent methods       > of detecting a north pole/flux of a magnet from a south pole/flux?       >       > When I hold two rod magnets, one in each hand, and the center ends       > attract, I can obtain repulsion two ways by giving either magnet/hand       > one-half spin. Thus it appears that repulsion is attraction with       > one-half spin (and potentially, 'north is south with one-half spin'...)       >       > Generally, we are taught that one of these repulsions is 'north-north'       > and the other is 'south-south' (like-pole repulsion).       >       > I understand that if I am given an unmarked magnet, that I can assign       > its ends a north or south label by the way it orients, say, within the       > local geomagnetic field and ~relative to our prevailing planetary       > spatial orientation relative to the 'North Star' -- Polaris.       >       > But, I wonder, and my question is, other than the inherited, nested, or       > cross-dimensional correlation, does physics have any other means or       > measures that determine if a repulsive magnetic region is 'north-north'       > rather than 'south-south'? For instance, do they 'look different' under       > different spectral scannings?       >       > I'm curious about this because it seems like our words seem to imply or       > identify the existence of two separate 'things' whereas empirically,       > there is or seems to be only the one, rather entangled or inseparable       > 'thing'.       >       > Thanks in advance for any clarifications.       >       > Best regards,       > Ralph Frost       >       > Reality is nested structured~duality.              If I were to shoot a charged particle , electron , at your two magnets       that are repelling I would know is it is south south or north north that       are facing each other. Your cell phone has Hall effect tansisters inside       to help with GPS. If you download an app such as compass it will also       know if it is south south or north north. It works on the same principle       as a moving charge.              Interesting side point. If you glue 6 magnet together with all north poles       faceing in like a mono pole it will stop being a magnet. The south poles       on the outside will not stick to a fridge. It measures zero magnetic       field with a cell phone. I find it odd that it loses all magnetism if       there is only one north or one south pole.              [[Mod. note --       1. Hall-effect magnetic-field sensors may make use of transistors,        but I don't think there's any such a thing as a "Hall-effect        transistor".       2. I am skeptical of your glue-6-magnets-together claim. References?        More detailed description of experiments you've performed yourself?       -- jt]]              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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