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Re[2]: "Volshebnye" principy astronomii
9.08.2007 23:30 | M. Yu. Yakimov
Dlya Vas, upornyi gospodin Churaev, citata iz stat'i Planety razdela Fizika kosmosa na dannom saite: " Vertikal'naya struktura atmosfery opredelyaetsya polem tyagoteniya P., temp-roi atmosfery i ee him. sostavom. Davlenie v atmosfere ubyvaet v e raz pri izmenenii vysoty na velichinu
H = RT/mg (4)
gde m - molekulyarnaya massa gaza, g - uskorenie sily tyazhesti (sm. Barometricheskaya formula). Velichina N naz. shkaloi vysoty ili vysotoi odnorodnoi atmosfery. Ona yavl. funkciei geometrich. vysoty h, t. k. T, m, g zavisyat ot h.
Processy konvekcii i turbulentnost' privodyat k peremeshivaniyu gazov atmosfery, f-la (4) pri etom ostaetsya primenimoi, no m v etom sluchae ravno srednemu dlya vseh gazov znacheniyu molekulyarnoi massy. Peremeshivanie gazov vedet k ustanovleniyu dlya nih edinoi shkaly vysot. Prepyatstvuet etomu diffuziya, k-raya stremitsya ustanovit' svoyu shkalu vysot dlya kazhdogo gaza. Skorost' diffuzii obratno proporcional'na chislu molekul gaza v ed. ob'ema (chislennoi koncentracii). V planetnyh atmosferah diffuziya nachinaet preobladat' nad peremeshivaniem pri koncentraciyah n e 1012-1013 sm-3 (v zemnoi atmosfere eto sootvetstvuet vysote 100-120 km (- ! tam gaza pochti net - uzhe letayut sputniki - primechanie M.Yu.)). Etot uroven' naz. gomopauzoi. Chast' atmosfery nizhe gomopauzy naz. gomosferoi (oblast' peremeshivaniya), vyshe - geterosferoi (oblast' diffuzionnogo razdeleniya (- eto to, o chem Vy pishete, gospodin Churaev - prim. M.Yu.)). Nalichie geterosfery privodit k tomu, chto gelii i vodorod stanovyatsya osn. komponentami na vysote nesk. sot kilometrov dazhe v atmosferah P. zemnoi gruppy. Poetomu ih samoi vnesh. chast'yu yavl. vodorodnye korony. Blagodarya maloi molekulyarnoi masse (m = 1) atomarnogo vodoroda, obrazuemaya im korona prostiraetsya na mnogie tysyachi km nad Zemlei. Gazy vnesh. sloev atmosfery sposobny iz nee uletuchivat'sya. Etot process naz. dissipaciei atmosfer. V rezul'tate dissipacii iz atmosfer P. zemnoi gruppy effektivno udalyaetsya vodorod i gelii. V atmosferah P.-gigantov eti gazy uderzhivayutsya blagodarya sil'nomu polyu tyagoteniya."
- "Volshebnye" principy astronomii (A. N. Churaev, 7.08.2007 11:40, 2.2 KBait, otvetov: 36)
- Re: "Volshebnye" principy astronomii (Dmitrii Docenko, 7.08.2007 13:29, 932 Bait, otvetov: 4)
- Re[2]: "Volshebnye" principy astronomii (A. N. Churaev, 7.08.2007 21:46, 1.9 KBait, otvetov: 3)
- Re[3]: "Volshebnye" principy astronomii (M. Yu. Yakimov, 8.08.2007 0:52, 743 Bait, otvetov: 2)
- Re[4]: "Volshebnye" principy astronomii (A. N. Churaev, 8.08.2007 10:34, 671 Bait, otvetov: 1)
- Re[5]: "Volshebnye" principy astronomii (Dmitrii Docenko, 8.08.2007 12:25, 1.9 KBait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 8.08.2007 22:14, 901 Bait, otvetov: 1)
- Re[2]: "Volshebnye" principy astronomii (Dmitrii Docenko, 9.08.2007 13:52, 651 Bait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 8.08.2007 22:31, 900 Bait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 8.08.2007 22:31, 900 Bait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 8.08.2007 23:05, 530 Bait, otvetov: 5)
- Re[2]: "Volshebnye" principy astronomii (M. Yu. Yakimov, 8.08.2007 23:27, 1.2 KBait, otvetov: 4)
- Re[3]: "Volshebnye" principy astronomii (A. N. Churaev, 9.08.2007 20:06, 1.2 KBait, otvetov: 2)
- Re[4]: "Volshebnye" principy astronomii (M. Yu. Yakimov, 9.08.2007 20:47, 1.3 KBait)
- Re[n]: "Volshebnye" principy astronomii (Dmitrii Docenko, 10.08.2007 14:20, 2.1 KBait)
- Re[3]: "Volshebnye" principy astronomii (Karim Haidarov, 20.09.2008 8:37, 3.4 KBait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 9.08.2007 23:10, 1.2 KBait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 9.08.2007 23:11, 1.2 KBait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 9.08.2007 23:14, 1.2 KBait, otvetov: 1)
- >> Re[2]: "Volshebnye" principy astronomii (M. Yu. Yakimov, 9.08.2007 23:30, 2.3 KBait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 9.08.2007 23:18, 67 Bait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 10.08.2007 0:34, 1.1 KBait, otvetov: 1)
- Re[2]: "Volshebnye" principy astronomii (M. Yu. Yakimov, 10.08.2007 0:56, 966 Bait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 10.08.2007 0:50, 671 Bait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 10.08.2007 1:28, 1.2 KBait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 10.08.2007 9:29, 873 Bait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 10.08.2007 21:33, 4.3 KBait, otvetov: 1)
- Re[2]: "Volshebnye" principy astronomii (Dmitrii Docenko, 11.08.2007 23:44, 3.9 KBait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 12.08.2007 13:19, 1.1 KBait, otvetov: 1)
- Re[2]: "Volshebnye" principy astronomii (Dmitrii Docenko, 12.08.2007 16:58, 1.1 KBait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 12.08.2007 16:51, 1.2 KBait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 13.08.2007 21:43, 1.1 KBait, otvetov: 1)
- Re[2]: "Volshebnye" principy astronomii (Dmitrii Docenko, 14.08.2007 12:31, 1.4 KBait)
- Re: "Volshebnye" principy astronomii (A. N. Churaev, 14.08.2007 22:36, 1.0 KBait, otvetov: 3)
- Re[2]: "Volshebnye" principy astronomii (M. Yu. Yakimov, 15.08.2007 0:24, 1.1 KBait, otvetov: 2)
- Re[3]: "Volshebnye" principy astronomii (M. Yu. Yakimov, 15.08.2007 22:22, 116 Bait)
- Re[3]: "Volshebnye" principy astronomii (V. F. Pashkov, 19.09.2008 13:01, 5.2 KBait)