Re: Is electromagnetic field theory unified?

From: Bjoern Feuerbacher (feuerbac_at_thphys.uni-heidelberg.de)
Date: 02/25/05 

Date: Fri, 25 Feb 2005 13:31:51 +0100

JM Albuquerque wrote:
> "Franz Heymann" <notfranz.heymann@btopenworld.com> escreveu na mensagem
> news:cvl2rs$594$2@titan.btinternet.com...
>
>>"JM Albuquerque" <jm.aREM.OVE@sapo.pt> wrote in message
>>news:384n9rF5jituoU1@individual.net...
>
>
>
> (snip)
>
>
>
>>>On the contrary, a static E field creates a magnetic field.
>>
>>False
>
>
> Pick a coil and a battery.
> Feed the coil with DC from the battery.
> Observe the magnetic field placing any iron piece nearby.
> (Any kid from school knows that).

Notice that the static E-field *alone* did not produce the
magnetic field here. You needed the current running in the coil
in order to produce the B-field. So your original assertion
was at best incomplete, and Franz' reply "false" was right on the
mark.

Bye,
Bjoern

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