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drois aTvla daviwyoT A mdebareobidan. ΔS _ gavlili manZili (gza)<br />
ewodeba traeqtoriis AB monakveTis sigrZes da warmoadgens drois<br />
skalarul funqcias: S = ΔS(t)<br />
Δ . r = r − r0<br />
Δ veqtors, romelic gaivleba<br />
wertilis sawyisi mdebareobidan sabolooSi, Δt droSi Sesrulebuli<br />
gadaadgildeba ewodeba. cxadia, wrfivi moZraobisas gadaadgilebis<br />
veqtori emTxveva Sesabamisi traeqtoriis monakveTs da misi moduli [ Δ r]<br />
toli iqneba Δ S gavlili gzis.<br />
siCqare<br />
materialuri wertilis moZraobis dasaxasiaTeblad ganixileba<br />
veqtoruli sidide _ siCqare, romelic gansazRvravs sxeulis moZraobis<br />
siswrafes da mis mimarTulebas drois mocemul momentSi. DdavuSvaT,<br />
materialuri wertili moZraobs raime mrudze (nax. 2). drois t momentSi<br />
igi A mdebareobaSia, xolo t + Δt<br />
momentSi _ B-Si. gadaadgilebis veqtori<br />
r r r − = Δ , sididiT is udris AB qordas da gansxvavdeba gavlili<br />
iqneba 0<br />
gzisgan (AB rkali). es gansxvaveba miT ufro mcirea, rac ufro mcirea Δ t .<br />
drois Sualedis _ Δ t SemcirebiT mrudwiruli moZraoba daiyvaneba<br />
wrfiv moZraobaze. wrfivi moZraobis saSualo siCqare tolia gavlili<br />
gzis Sefardebisa Sesabamis drosTan (nax. 3).<br />
v<br />
ΔS<br />
= ,<br />
Δt<br />
13<br />
v<br />
nax. 3.<br />
Δr<br />
=<br />
Δt
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