Kompakte Übersicht über die relevanten Deteils des Themas "Thermodynamik" im Physik Abitur. Die Übersicht ist auf eine A4 Seite reduziert um einen möglichst guten Überblick zu gewährleisten und beinhaltet die relevantesten Formeln und Vorgänge.
(14 Punkte im Abitur bei diesem Thema erreicht)
innere durch Umwelt Arbeitw , wärme Q
>
Änderung Energie 05¥ (Entropieänderung) d.
Oltwt Q UFFS = ☐
Zustands /Temp änderung
>
Systems (zu / ab)
Q-c.m.LT bei zu / abnahme Temperatur
OKO const (EES) Entropieänderung
/ g.¥
abgeschlossenes System
' : -
Zeit
:
,
2. Hauptsatz Thermodynamik
1) In
abgeschl System . keine Entropieabnahme 0520
2) Irreversible Entropiezunahme
Vorgänge
- "
WärmeKraftmaschine
2. B Dampfmaschine
Wasser TH - ☐
Wasserdampf
=P
nur Teil d. zugeführten Energie genutzt
Qzu h # 100%
Qzu
Tu t
Idealer Wirkungsgrad h 1- TH =
05--0
H
nc1-I.IT/Entropieerz.ssd0'w=Qzu-QabQ-ab
situ nutzbare (
Arbeit
052=17 ✓
Qab
Wirkungsgrad
☐
Elfiziehz
w_ Qin Qab -
Qab
-
:p Qzu
-
-
=
Qzu
=
1-☒
Entropieänderung:
osz-iosi-FF-f.IT > o
- ☐ FF : „„
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