force.py

Created by gabriel-cheret

Created on March 29, 2021

670 Bytes


la description d'un mvt depend 
du referentiel considéré

Vmoyenne=d/(t2-t1)
Vmoyenne=d/t

la vitesse instantanée est 
egale a la dérivé de la position 

Vinstantatnée a=v/t

est egale a la derive de la 
vitesse 
accélération instantanée=

v'(t)=dv(t)/dt

caractéristique d'une force:
  -origine du vecteur(ptsd'appli
  -sa direction 
  -son sens 
  -sa valeurs en nexton 
  
bilan des forces:
 -definir le système etudier
 -associé a chaque interaction 
 la force mise en jeu F:.../...
 -determiner les caractéristiques
 de chaqu'une des forces 
 
 
 le principe d'inertie permet
 de rilier les forces 
 appliquées a un objet à son mvt
    

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