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Būvmehānika, ievadkurss

Būvmehānika, ievadkurss

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PIELIKUMItus pret X C asi:IIIX CX CX C224 a1 Ix1 2,257 18401976,61 ;1cm224 a2 Iy213,697 20,4 2065, 55 ;2cm224 a3 Ix3 8,742 8 1842,24 .3cmSaliktās figūras inerces moments pret X C asi:IXpret Y C asi:IY CC4 IX IX IX 5884,41 ,cmC1 C 2 C 34 Iy Ix Iy115174 288 577 .cm1 2 3Aprēķinām pretestības momentus pret galvenajām asīm:WWXXCCI 5884,41cm1h 9,74X C3 604,14 ;1I 5884,41cm2h 16,86X C3 349,02 ;2IY577C3WY 82,42cm.C6 7Salīdzinām pretestības momentus pastiprinātam un nepastiprinātam dubult-T profilam:WXC349,022 1,89.W 184x1Uzdevums 6.2 Izvēlamies vienādmalu leľķi N5 ar sieniľas biezumu d=4 mm.246

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