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Re: sens du continu
Slt,


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http://digital-engineering.fr

On m'a dit qu'il peut, mais c'est un musicien qu'il l'a dit, a t'il le bon  
costume ?



--  
ptilou

Re: sens du continu

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moyen de le savoir.
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Re: sens du continu

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Un E9%lectron est chargE9% nE9%gativement, or les charges de signes cont=
raires  =

s'attirent, donc l'E9%lectron est attirE9% par le pF4%le positif d'un  =

gE9%nE9%rateur. Il se dE9%place dans le circuit du - vers + du gE9%nE9%r=
ateur.

Ce sens de dE9%placement est le sens rE9%el du courant E9%lectrique.

Historiquement, c'est M. AmpE8%re qui E0% rapportE9% les premiE8%res obs=
ervations  =

sur les dE9%placements de charges E9%lectriques. Sans le savoir il a obs=
ervE9%  =

un dE9%placement d'ions positifs et a retenu leur sens de dE9%placement =
comme  =

sens conventionnel du courant E9%lectrique dans un cicuit.
VoilE0% pourquoi le sens conventionnel (notE9% par une flE8%che sur les =
 =

conducteurs dans un schE9%ma E9%lectrique) est le sens contraire du sens=
 rE9%el.

Re: sens du continu
Le Wed, 11 Sep 2019 15:52:38 +0200, Yves Tabouret < snipped-for-privacy@microsoft.co=
m>  =

a E9%crit:

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ntraires  =

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 =

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rateur.

savoir  =

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de  =

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  =

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s  =

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ns  =

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DE9%solE9% pour la redondance, j'ai lu la question sur f.r.bricolage ou =
il n'y  =

avait aucune rE9%ponse

Re: sens du continu


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potentiel positif causant un trou




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--  


Re: sens du continu
On 11/09/2019 10:47, bp wrote:




et vrais.

celui qui a decouvert le courant continu ignorait que la charge de  

l'autre sens.


conducteurs sont conducteurs, c'est parcequ'ils peuvent se balader  
continuement d'atomes en atomes mettant en commun leur "bande de  
conduction".


--  
Fabrice

Re: sens du continu



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vers la borne positive.





afin qu'elle les renvoie dans le circuit.













sens du courant s'inverser : en recharge, une batterie voit le courant
rentrer par sa borne positive (et donc sortir par sa borne positive), ce



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C'est pas "ou est-ce", c'est concomittant !
  
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Re: sens du continu


[SNIP]




--  
Hamilcar Barca ( snipped-for-privacy@free.fr)

Re: sens du continu


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"en recharge, une batterie voit le courant
rentrer par sa borne positive (et donc sortir par sa borne positive),"



Pour le moment juste me dire si cette phrase est juste ou non et je  
vais relire le texte pour comprendre.

Re: sens du continu



5d7c04f2$0$20310$ snipped-for-privacy@news.free.fr...

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courant (A).


Re: sens du continu

5d7cb2d5$0$31435$ snipped-for-privacy@news.free.fr...


5d7c04f2$0$20310$ snipped-for-privacy@news.free.fr...

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Je viens de relire: effectivement, i y a gourance \ lapsus: il voulait  
effectivement probablement dire "une batterie voit le courant (A) rentrer  



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ffet).


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