spectreslumineux.py

Created by ramadiallo01

Created on January 18, 2022

718 Bytes


## PC- Spectres lumineux :

Dénfinition spectre lumineux :
figure obtenue par décomposition
dune lumière en radiations 
monochromatiques (= une seule 
couleur).

- Lappareil est un spectroscope
- Il existe pls type de spectres
: Spectres Continus (=Une bande 
colorée dont les couleurs varient 
progressivement) et Spectres 
Discontinus (=Il ny a pas de 
variation progressive des couleurs)
- Les spectres démission :
  Spectres continus dorigine 
  thermique et Spectres de raies
  
- Les Spectres dabsorption

 Le spectre démission et 
le spectre dabsorption dun
élément sont complémentaires 
(la superposition des deux 
produit le spectre continu de 
la lumière blanche).

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