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4. Tu sxeuli raRac ZaliT ekroba vertikalur zedapirs, xaxunis<br />
Zala tolia (nax. 21):<br />
F = μF<br />
xax<br />
k<br />
nax. 21<br />
transportis moZraobisas unda gaviTvaliswinoT xaxuni ara marto<br />
borblebsa da gzas Soris, aramed xaxuni burTulsakisrebSic. am dros<br />
orive xaxunis koeficienti gaiTvaliswineba moZraobis winaaRmdegobis<br />
koeficientSi.<br />
2.3. muSaoba, simZlavre, energia<br />
meqanikuri muSaoba<br />
fizikur sidides, romelic tolia Zalisa da gadaadgilebis<br />
skalaruli namravlis, muSaoba ewodeba. F Zalis elementaruli muSaoba<br />
ΔAmcire Δr gadaadgilebaze, ganmartebis Tanaxmad, iqneba (nax. 22):<br />
ΔA = ( FΔr)<br />
= FΔr<br />
cosα<br />
= FrΔr<br />
nax. 22<br />
sadac Fr = F cosα<br />
_ F Zalis proeqciaa gadaadgilebis<br />
mimarTulebaze. α _ kuTxea Zalisa da gadaadgilebis mimarTulebebs<br />
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