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Physique > Thermodynamique: Bases et Principes > Flashcards

Thermodynamique: Bases et Principes Flashcards

1
Q

Système isolé

A

Matière: NON

Energie: NON

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2
Q

Système fermé

A

Matière: NON

Energie: OUI

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3
Q

Système ouvert

A

Matière: OUI

Energie: OUI

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4
Q

Energie interne

A

U Somme de toutes les énergies “microscopiques”

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5
Q

Enthalpie

A

H=U+PV

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6
Q

Entropie

A

S mesure de l’information manquante dans le système (désordre)

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7
Q

Identité thermodynamique

A

dS=dU/T+PdV/T

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8
Q

Equilibre thermodynamique

A

Equilibre interne + Equilibre externe

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9
Q

Transformation quasistatique

A

Constituée d’une succession d’éats d’équilibre internes infiniement proches

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10
Q

Detente

A

Volume augmente, travail négatif, système perd de l’énergie

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11
Q

Compression

A

Volume diminue, travail positif, le système gagne de l’énergie

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Physique (4 decks)

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