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https://github.com/danbulant/notes
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vault backup: 2023-01-17 12:35:02
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3 changed files with 37 additions and 5 deletions
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@ -13,7 +13,7 @@
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{
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"path": "/",
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"date": "2023-01-17",
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"size": 955685
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"size": 956132
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}
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],
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"activityHistory": [
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@ -1038,7 +1038,7 @@
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},
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{
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"date": "2023-01-17",
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"value": 1160
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"value": 1607
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}
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]
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}
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3
notes/.obsidian/workspace.json
vendored
3
notes/.obsidian/workspace.json
vendored
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@ -225,8 +225,7 @@
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"command-palette:Open command palette": false,
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"markdown-importer:Open format converter": false,
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"table-editor-obsidian:Advanced Tables Toolbar": false,
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"obsidian-excalidraw-plugin:New Excalidraw drawing": false,
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"breadcrumbs:Breadcrumbs Visualisation": false
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"obsidian-excalidraw-plugin:New Excalidraw drawing": false
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}
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},
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"active": "f48f7dc6676987ee",
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@ -34,4 +34,37 @@ porovnávají dva stavy téhož plynu.
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$\frac{p_1V_1}{T_1}=\frac{p_2V_2}{T_2}=konst.$
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při stavové změně ideálního plynu se stálou hmotností je výraz $\frac{pV}T$ konstantní.
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při stavové změně ideálního plynu se stálou hmotností je výraz $\frac{pV}T$ konstantní.
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---
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$\frac{p_1V_1}{T_1}=\frac{p_2V_2}{T_2}$
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$p_2=4p_1$
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$V_2=\frac13V_1$
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$t_1=10\degree C$
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$T_1=283K$
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$T_2=?$
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$\frac{p_1V_1}{283}=\frac{4p_1\frac13V_1}{T_2}$
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$T2=\frac{4p_1\frac13V_1}{\frac{p_1V_1}{283}}$
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$T_2=\frac{283*4_p1\frac13V_1}{p_1V_1}$
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$T_2=283*4*\frac13$
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$T_2=\frac432823$
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$T_2\dot=377K$
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$t_2\dot=104\degree C$
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---
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$p_1=0.1MPa$
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$t_1=-23\degree C$
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$p_2=?$
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$V_2=\frac1{10}V_1$
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$t_2=3\degree C$
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$\frac{p_1V_1}{T_1}=\frac{p_2V_2}{T_2}$
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$p_2=\frac{p_1V_1}{T_1}*\frac{T_2}{V_2}$
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$\{p_2\}=\frac{0.1*10^6*V_1}{250}*\frac{276}{\frac1{10}V_1}$
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$p_2=\frac{0.1*10^6*276}{250/10}$
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$p_2=\frac{10^5*276}{25}$
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$p_2=1.1MPa$
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