Despre bere, EU vs US vs... |
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Despre bere, EU vs US vs... |
Sep 14 2008, 11:06 AM
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specialist Group: Moderator Posts: 10.684 Joined: 29-March 04 From: Oradea (Bihor) Member No.: 23.122 |
-------------------- Mercedes C320 CDI 4-matic
Audi A3 Sportback 1.9 TDI "Speed has never killed anyone. Suddenly becoming stationary... that's what gets you." -Jeremy Clarkson |
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Sep 19 2008, 01:42 PM
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#2
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Asa?! Group: Membri Posts: 3.821 Joined: 10-January 08 From: Galati Member No.: 116.021 |
Depinde de delta v.
Cu 1-2 saptamani inainte sa vina iarna asta de afara am copt vinete si cum dV=dVol/dt=>dV=1*10-3 m3/180s=0.00(5)*10-3 m3/s=0.00(5) l/s. La dt=180s si dV calculat mai sus, dTbere nu cred ca poate varia cu mai mult de 1-2K in conditiile in care Text1 apartinea [305,310K]. Moama, cata fizica stiu, ma duc sa le arat alora cum se accelereaza particulele . -------------------- |
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Sep 19 2008, 02:04 PM
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#3
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specialist Group: Moderator Posts: 10.684 Joined: 29-March 04 From: Oradea (Bihor) Member No.: 23.122 |
Depinde de delta v. Cu 1-2 saptamani inainte sa vina iarna asta de afara am copt vinete si cum dV=dVol/dt=>dV=1*10-3 m3/180s=0.00(5)*10-3 m3/s=0.00(5) l/s. La dt=180s si dV calculat mai sus, dTbere nu cred ca poate varia cu mai mult de 1-2K in conditiile in care Text1 apartinea [305,310K]. Moama, cata fizica stiu, ma duc sa le arat alora cum se accelereaza particulele . Corect, dar in cazul mentionat de tine delta v era puternic influentat de temperatura, respectiv t1 (temperatura de afara), t2 (temperatura focului pe care se faceau vinetele), t3 (temperatura vinetelor care iau contact cu corpul) astfel: delta v = Vol x [(t1 + t2)+2xt3] Rezulta cu claritate ca delta v va ramane mare doar daca t are valori ridicate... este adevarat ca delta v poate varia si in functie de alti factori (muzica, numarul prietenilor de la masa, numarul femeilor de la masa, gradul de rudenie cu femeile de la masa, etc...). -------------------- Mercedes C320 CDI 4-matic
Audi A3 Sportback 1.9 TDI "Speed has never killed anyone. Suddenly becoming stationary... that's what gets you." -Jeremy Clarkson |
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