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@ -1,4 +1,4 @@
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---
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---
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tags: [cjl, cjl/literatura, cjl/slohy/preromantismus]
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---
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# Goethe
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# Pokus - Měření účinnosti varné konvice
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| č. měření | $t_1 (\degree C)$ | $t_v (\degree C)$ | $\tau (s)$ | $Q (J)$ | $P (W)$ | $n$ |
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| --------- | ----------------- | ----------------- | ---------- | ------- | ------- | --- |
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## Konvice
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Značka - Bosch
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$P_0=2400W$
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## Hodnoty a výpočty
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$m=500g$
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$t_1=20.4\degree C$
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$c=4180J *kg*K^{-1}$
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$\tau$ … čas po který byla voda zahřívána, než se začala vařit
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$Q=mc(t_v-t)$
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$P=\frac{Q}\tau$
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$n=\frac{P}{P_0}$
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$Q=500*4180(98-20.4)$
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$Q=162.184 MJ=162184000J$
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$P_1=\frac{162184000}{93}=1743913,978494624$
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$P_2=\frac{162184000}{96}=1689416,666666667$
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$P_3=\frac{162184000}{103}=1574601,941747573$
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(zbytek v excelu přes výpočty v něm)
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@ -8,6 +8,7 @@ $T=273K$ … $t=0\degree C$
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%% Zoottelkeeper: Beginning of the autogenerated index file list %%
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- [[fyz/Mechanika tekutin/Termodynamika/Celsiova teplotní stupnice|Celsiova teplotní stupnice]]
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- [[fyz/Mechanika tekutin/Termodynamika/Pokus - Měření účinnosti varné konvice|Pokus - Měření účinnosti varné konvice]]
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- [[fyz/Mechanika tekutin/Termodynamika/Termodynamická teplota|Termodynamická teplota]]
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- [[fyz/Mechanika tekutin/Termodynamika/Vnitřní energie|Vnitřní energie]]
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%% Zoottelkeeper: End of the autogenerated index file list %%
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