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Bol'cmana postoyannaya
BOL'CMANA POSTOYaNNAYa (k) - odna iz osn. fiz. postoyannyh, svyazyvaet temp-ru, vyrazhennuyu v energetich. edinicah (ergah ili dzhoulyah) Q, s temp-roi T, vyrazhennoi v Kel'vinah, Q = kT. Chislenno B. p. ravna otnosheniyu gazovoi postoyannoi k chislu Avogadro NA (chislu chastic v 1 mole veshestva): k=R/NA. B. p. vhodit v ryad vazhneishih sootnoshenii fiziki: v uravnenie sostoyaniya ideal'nogo gaza, v barometricheskuyu formulu, v Planka zakon izlucheniya i t. d.
k = (1,380622 + 0,000044) . 10-23 Dzh/K = (1,380622 + 0,000044) . 10-16 erg/K.
B. p. ne ispol'zuetsya v sistemah edinic, gde temp-pa srazu vyrazhena v energetich. edinicah (sm. Elektronvol't).
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Publikacii s klyuchevymi slovami:
Postoyannaya Bol'cmana
Publikacii so slovami: Postoyannaya Bol'cmana |
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