1 / 12

TERMODINAMIKA

FISIKA. TERMODINAMIKA. POLITEKNIK UNIVERSITAS ANDALAS. HUKUM TERMODINAMIKA. Energi Dalam ∆U = C v x ∆T Kalor ∆Q = C p x ∆T. Kalor. Energi Dalam. Kapasitas Kalor pada Tekanan Tetap. Kapasitas Kalor pada Volum Tetap. Perubahan Suhu. Perubahan Suhu. HUKUM TERMODINAMIKA. Usaha

madonna-finley
Download Presentation

TERMODINAMIKA

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. FISIKA TERMODINAMIKA POLITEKNIK UNIVERSITAS ANDALAS

  2. HUKUM TERMODINAMIKA EnergiDalam ∆U = Cv x ∆T Kalor ∆Q = Cp x ∆T Kalor EnergiDalam KapasitasKalorpadaTekananTetap KapasitasKalorpadaVolumTetap PerubahanSuhu PerubahanSuhu

  3. HUKUM TERMODINAMIKA Usaha ∆W = P x ∆V HukumTermodinamika ∆Q = ∆U + ∆W Usaha Tekanan PerubahanVolum

  4. GAS IDEAL Pada gas ideal, berlaku : P  tekanan (atm) V  volum (liter) n  mol R  konstanta (8,314) T  temperatur (Kelvin)

  5. GAS IDEAL Pada gas ideal monoatomik : Pada gas ideal diatomik :

  6. PROSES DALAM TERMODINAMIKA • ProsesIsokhorik  Volumtetap • ProsesIsobarik  Tekanantetap • ProsesIsotermik  Temperaturtetap

  7. PROSES ISOKHORIK Grafik dan persamaan pada proses isokhorik : ∆W = P . ∆V ∆V = 0 ∆W = 0 ∆Q = ∆U + ∆W ∆Q = ∆U ∆U = Cv. ∆T ∆U = Cv. (T2-T1)

  8. PROSES ISOBARIK Grafik dan persamaan pada proses isobarik : ∆W = P . ∆V ∆W = P.(V2-V1) ∆Q = Cp.(T2-T1) ∆Q = ∆U + ∆W ∆U = ∆Q – ∆W

  9. PROSES ISOTERMIK Grafik dan persamaan pada proses isotermik : ∆U = 0 ∆Q = ∆U + ∆W ∆Q = ∆W

  10. siklus Siklus  gabungan dari beberapa proses Keterangan : Proses a  b : Isobarik Proses b  c : Isokhorik Proses c  a : Isotermik

  11. CONTOH SOAL Suatu gas ideal monotomik sebanyak 1 mol mengalami proses–proses seperti pada grafik berikut : Tentukan : Pcdan Ta Wabca

More Related