Tonight I explained something, and it reminded me of the hall effect
![](https://nl.wikipedia.org/wiki/Hall-effect#/media/File:Hall_effect.png)
Why does a bifilar coil when pulsed with ac regular show a magnetic field, in the same direction, at different frequencies?
On what physics, is tesla's claim in his patent 512340 :
I have found that in every coil there exists a certain relation between its self-induction and capacity that permits a current of given frequency and potential to pass through it with no other opposition than that of ohmic resistance, or, in other words, as though it possessed no self-induction
I think it has to do with how the fields act.
normally(single wire coil) the magnetic field wraps against the magnetic field of the next winding, counteracting it. bad thing. The voltage differnce between the windings is minimal, so the dielectric field is weak, giving a very high resonant frequency.
but with the bifilar coil, due to the much greater voltage difference between the windings, the dielectric field is much stronger between the windings. when it is strong enough (voltage dependent i think) the magnetic field is blocked, it cant flow in between the windings(only in 1 direction, but not the opposite) , because the dielectric field is there. It blocks the magnetic field. ( Hall effect, but aplied to the weaker magnetic field due to the stronger dielectric field)
the magnetic field will keep flowing over the windings, and over the dielectric fields (at 90 degrees of the dielectric field)
![](https://nl.wikipedia.org/wiki/Hall-effect#/media/File:Hall_effect.png)
Why does a bifilar coil when pulsed with ac regular show a magnetic field, in the same direction, at different frequencies?
On what physics, is tesla's claim in his patent 512340 :
I have found that in every coil there exists a certain relation between its self-induction and capacity that permits a current of given frequency and potential to pass through it with no other opposition than that of ohmic resistance, or, in other words, as though it possessed no self-induction
I think it has to do with how the fields act.
normally(single wire coil) the magnetic field wraps against the magnetic field of the next winding, counteracting it. bad thing. The voltage differnce between the windings is minimal, so the dielectric field is weak, giving a very high resonant frequency.
but with the bifilar coil, due to the much greater voltage difference between the windings, the dielectric field is much stronger between the windings. when it is strong enough (voltage dependent i think) the magnetic field is blocked, it cant flow in between the windings(only in 1 direction, but not the opposite) , because the dielectric field is there. It blocks the magnetic field. ( Hall effect, but aplied to the weaker magnetic field due to the stronger dielectric field)
the magnetic field will keep flowing over the windings, and over the dielectric fields (at 90 degrees of the dielectric field)
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