phy.py

Created on February 15, 2023

416 Bytes

quantite de chaleur sensible Q
Q=MxCx(tempe f- tempe i)
J=KG x JKGC x C ou K

Q=Mxchaleurlatente
J=KGx(J/KG)

quantite de chaleur latenteQ: lenergie echangee par un corp
pur lors dun changement detat est la quantite de chaleur latente


Q>0 le corp recoit de la chaleur
Q<0 le corp donne de la chaleur 



resistance thermique 
R=epaisseur/conductivité

conductivite=WM1K1
plus c'est petit plus ca isole

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