fizikis kursi
fizikis kursi fizikis kursi
araTanabari (cvladi) moZraobis damaxasiaTebeli mniSvnelovani veqtoruli sididea. davuSvaT, (1) wertilSi t drois momentSi wertilis siCqarea v 1 , xolo t + Δt momentSi (2) wertilSi v v + Δv saSualo aCqareba Δ t droSi 2 = 1 (nax.4), v = v2 − v1 15 nax. 4 a Δ , Δv = , xolo myisi aCqareba Δt a = lim a Δt→0 Δv dv = lim = . Δt→0 Δt dt mrudwiruli moZraobis dros aCqareba icvleba rogorc sididiT, aseve mimarTulebiT. imisaTvis, rom davaxasiaToT TiToeulis cvlileba cal-calke, gamovTvaloT Δv da warmovadginoT is ori mdgenelis saxiT. nax. 4-dan Cans, rom n v v v Δ + Δ = amitom sruli aCqareba a iqneba: Δv Δvτ Δvn a = lim = lim + lim , Δt→0 Δt Δt→0 Δt Δt→0 Δt dv dvτ dvn a = = + , dt dt dt Δ τ da v = v2 − v1 Δ , dvτ sadac = a τ tangencialuri (mxebi) aCqarebaa da axasiaTebs siCqaris dt dv n sididis cvlilebas, xolo = an _ normaluri aCqarebaa da axasiaTebs dt siCqaris mimarTulebis cvlilebas.
2 dv v1 a τ = τ , an = n dt R τ da n erTeulovani veqtorebia, a τ mimarTulia siCqaris gaswvriv traeqtoriis mxebad, xolo an _ radiusis gaswvriv centrisken. R_simrudis radiusia (nax. 5). amgvarad, mrudwiruli moZraobisas sruli aCqareba: a a + misi moduli a = τ n , an a = τ + n, 2 2 a = aτ + an nax. 5. 16 dv dt = ⎛ ⎜ ⎝ dv dt dv dt 2 ⎞ ⎟ ⎠ 2 ⎛ v ⎞ + ⎜ ⎟ ⎝ R ⎠ aCqarebis tangencialuri da normaluri mdgenelebis gamoyenebiT SeiZleba movaxdinoT moZraobis klasificireba: 1) a = 0, a = 0 _ wrfivi Tanabari moZraobaa, τ n 2) a τ = a = const, a n = 0 _ wrfivi Tanabarcvladi moZraoba da Δv v2 − v1 aτ = a = = , Tu aTvla iwyeba 1 0 Δt t − t = t momentidan, maSin t = t 2 1 2 2 da v 2 = v, xolo v 1 = v0 - sawyisi siCqarea, gveqneba v − v0 a = , t saidanac v = v0 + at, gavlili gza S = t t 2 at ( , 2 ∫vdt = ∫ v0 + at) dt = v0t + 0 0
- Page 1 and 2: v. melaZe fizikis kursi (I nawili)
- Page 3 and 4: fizikis kursis pirveli nawili _ meq
- Page 5 and 6: molekuluri fizika 68 5. idealuri ai
- Page 7 and 8: fizikuri sidideebi, ganzomileba, er
- Page 9 and 10: ZiriTadi erTeulebis gansazRvra sigr
- Page 11 and 12: laTinuri anbani berZnuli anbani A,
- Page 13 and 14: sxeulis umartivesi fizikuri modelia
- Page 15: es gamosaxulebebi gansazRvraven saS
- Page 19 and 20: unviTi moZraobis dros sxeulis yvela
- Page 21 and 22: 1 ω υ = = T 2π 1 [ ] = wm υ =wm
- Page 23 and 24: 2. dinamika 2.1. materialuri wertil
- Page 25 and 26: niutonis meore kanoni. sxeulze momq
- Page 27 and 28: klasikur (niutonis) meqanikaSi gani
- Page 29 and 30: inerciuli da arainerciuli sistemebi
- Page 31 and 32: nax. 16. k- drekadobis koeficientia
- Page 33 and 34: xaxunis Zalebi xaxunis Zalebi warmo
- Page 35 and 36: 4. Tu sxeuli raRac ZaliT ekroba ver
- Page 37 and 38: omelic SemosazRvrulia Fr (r) mrudiT
- Page 39 and 40: 2 2 k mv 2 mv1 A = ΔW = − 2 2 sa
- Page 41 and 42: Zala da potenciuri energia davuSvaT
- Page 43 and 44: Zalis momenti _ fsevdoveqtoria, mis
- Page 45 and 46: mTeli sxeulis inerciis momenti I ud
- Page 47 and 48: ar icvleba droSi ( I z = const). im
- Page 49 and 50: dros. iqneba: am formuliT gamoiTvle
- Page 51 and 52: d p dt = 50 ∑ sadac p sistemis im
- Page 53 and 54: 2.6 sxeulTa wonasworobis pirobebi.
- Page 55 and 56: Seeqmna masSi sinaTlis gavrcelebisa
- Page 57 and 58: 3. siCqareTa Sekrebis kanoni. galil
- Page 59 and 60: 4. rxevebi da talRebi. 4.1. rxeva.
- Page 61 and 62: mocemulia wanacvlebis, siCqaris da
- Page 63 and 64: sadac A da B sawyisi amplitudebia,
- Page 65 and 66: sadac A 0 sawyisi amplitudaa milevi
araTanabari (cvladi) moZraobis damaxasiaTebeli mniSvnelovani<br />
veqtoruli sididea.<br />
davuSvaT, (1) wertilSi t drois momentSi wertilis siCqarea v 1 ,<br />
xolo t + Δt<br />
momentSi (2) wertilSi v v + Δv<br />
saSualo aCqareba Δ t droSi<br />
2 = 1 (nax.4), v = v2<br />
− v1<br />
15<br />
nax. 4<br />
a<br />
Δ ,<br />
Δv<br />
= , xolo myisi aCqareba<br />
Δt<br />
a = lim a<br />
Δt→0 Δv<br />
dv<br />
= lim = .<br />
Δt→0<br />
Δt<br />
dt<br />
mrudwiruli moZraobis dros aCqareba icvleba<br />
rogorc sididiT, aseve mimarTulebiT. imisaTvis, rom davaxasiaToT<br />
TiToeulis cvlileba cal-calke, gamovTvaloT Δv da warmovadginoT is<br />
ori mdgenelis saxiT. nax. 4-dan Cans, rom n v v v Δ + Δ =<br />
amitom sruli aCqareba a iqneba:<br />
Δv<br />
Δvτ<br />
Δvn<br />
a = lim = lim + lim ,<br />
Δt→0 Δt<br />
Δt→0<br />
Δt<br />
Δt→0<br />
Δt<br />
dv dvτ<br />
dvn<br />
a = = + ,<br />
dt dt dt<br />
Δ τ da v = v2<br />
− v1<br />
Δ ,<br />
dvτ sadac = a τ tangencialuri (mxebi) aCqarebaa da axasiaTebs siCqaris<br />
dt<br />
dv n sididis cvlilebas, xolo = an<br />
_ normaluri aCqarebaa da axasiaTebs<br />
dt<br />
siCqaris mimarTulebis cvlilebas.
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