S15 Elasticidad
July 6, 2022 | Author: Anonymous | Category: N/A
Short Description
Download S15 Elasticidad...
Description
DBGX]KHKMGM Dsjudrz` tdos`r, h`lprds`r, h`rtgotd y md prdskøo> lømub`s dbçstkh`s.
Mdpgrtgldot` md Hkdohkgs
]KY@X MD DXJTDSV@X DO TO YTDO]D
7. °Y`r quë b`s pudotds sd mdtdrk`rgo h`o db pgsgr mdb tkdlp`0 3. °Wuë tkp`s t kp`s md dsjudrz`s dsjud rz`s dstço dstço prdsdotds do uo pudotd h`bagotd0 h`bagotd0 MDYGS]GLDO]@ MDYGS] GLDO]@ MD HKDOHKGX
B`ar` md sdskøo6 Gb jkogbkzgr bg sdskøo, db dstumkgotd rdsudbvd dfdrhkhk`s rdbghk`ogm`s h`o mdj`rlghk`ods md mkvdrs mkvd rs`s `s lg lgtd tdrkg rkgbd bdss s`ld s`ldtkm tkm`s `s g dsju dsjudrz drz`s `s ldhçokh`s g trgvës md sus lømub`s dbçstkh`s hgrghtdrìstkh`s, hgrght drìstkh`s, h`o prdhkskøo y h`edrdohkg.
MDYGS]GLDO]@ MDYGS] GLDO]@ MD HKDOHKGX
DBGX]KHKMGM Dstumk mkgg b`s mkvdrs`s tkp`s md MDJ@S MDJ @SLGH LGHK@O K@ODX DX qud suj sujrd rd uo hudrp` hugom` sd bd gpbkhg uo DXJTDSV@ dxtdro`.
@ V S D T J X D
Bg mdj`rlghkøo mdpdomd md bg ogtu og turrgbdzg mdb mdb søbkm øbkm` ` y md bgs bgs judrzgs qud ghtögo s`crd ëb.
]DOX@S
B@OAK]TMKOGB
H@LYSDX@S
BG]DSGB
H@S]GO]D
HKVGBBGO]D
YSDXKØO Z@BTLË]SKHG
MDYGS]GLDO]@ MDYGS] GLDO]@ MD HKDOHKGX
M D J @ S L G H
Ø K O =
DXJTDSV@ ]DOX@S [ H@LYSDX@S Judrzg md trghhkøo ` tdoskøo ( J ?9 ?9)) ΝB?9
B`
DXJTDSV@ ]DOX@S
⊤ < ⊤ DXJTDSV@
J
G
J B
Judrzg md h`lprdskøo (J 29 29))
<
Ν
Ygrçldtr` gmkldosk`ogb
B`
J
J
H@LYSDX@S
G B
ΝB29
Gbgraglkdot` Gbgraglkdot ` ` db`oaghkøo6 ∊ < ∓ MDYGS]GLDO]@ MDYGS] GLDO]@ MD HKDOHKGX
MDJ@SLGHKØO B@OAK]TMKOGB
Dfdlpb`6 Mdj`rlghkøo md b`s hgcbds p`r trghhkøo
DXJTDSV@ ]DOX@S [ H@LYSDX@S LØMTB@ MD [@TOA6 Lkmd bg rdskstdohkg md uo søbkm` g uo hglck` do su b`oaktum. Ygrg bg mdj`rlghkøo p`r trghhkøo ` h`lprdskø køo o db lømub` md [`uoa ds bg h`ostgotd qud `cdmdhd bg bg bdy md E``nd.
Lgtdrkgb
BD[ MD E@@ND6 Db dsjudrz` (tdos`r ` h`lpr h`l prds` ds`r) r) ds mkrdht mkrdhtgl gldot dotdd
Gbulkok` Euds`
pr`p`rhk`ogb g bg mdj`rlghkøo (b`oaktumkogb) pr`muhkmg.
Bgmrkbb` H`ohrdt`
⊤ <
Løm ømu ub` md [`uoa p`r tdoskøo (O/l3)
Ekdrr` Ghdr`
5
5
7,1 7,1 Ñ 79 4,9 4,9 Ñ 795
4,4 Ñ 79 4,9 Ñ 795
3,9 3,9 Ñ 795
3,9 Ñ 795
7,3 7,3 Ñ 795
7,4 Ñ 795
7,9 7,9 Ñ 79:
8,4 Ñ 791
3 , 9 Ñ 7 9:
3,9 Ñ 791
Tokmgmds X.K6 ]kdod bgs lkslgs uokmgmds qud db 3
dsjudrz`6 O/l MDYGS]GLDO]@ MDYGS] GLDO]@ MD HKDOHKGX
Lømub` md [`uoa p`r h`lprdskøo(O/l 3)
ASÇJKH@ DXJTDSV@ MDJ@SLGHKØO YGSG TO LG]DSKGB MÖH]KB ]ÌYKH@ )6 lçxkl` dsjudrz` gpbkhgm` g uo hudrp` pgrg qud sdg pr`p`rhk`ogb g bg Bìlktd md pr`p`rhk`ogbkmgm (g)6 lçxkl` mdj`rlghkøo (h`lp`rtglkdot` bkodgb dsjudrz` vs mdj`rlghkøo). lçxkl` ` dsjud dsjudrz rz` ` gpb gpbkhg khgm` m` pgr pgrgg qud uo hud hudrp` rp` p`sdg p`sdg uo Bìlktd md dbg Bìlktd dbgstk stkhkm hkmgm gm ` puo puot` t` hdm hdmdo dotd td (c)6 lçxkl h`lp`rtglkdot` dbçstkh`, supdrgm` dstd dsjudrz` bgs mdj`rlghk`ods s`o pdrlgodotds (m)66 lìokl` Bìlktd ` Yuot` md jrghtur jrghturgg ` rupturg (m) dsjudrz` hgpgz md pr`muhkr bg rupturg mdb hudrp`. h ` z r d u j s D
m
H`djkhkdotd md sdaurkmgm (X)6 H`djkhkdotd (X)6 X 2 7 db 7 db hudrp` o` sd r`lpd X ≤ 7 db hudrp` sd r`lpd
<
c g
H`lp`rtglkdot` pbçstkh` ` kodbçstkh` (c m)6 qudmg pdrlgodotdldotd mdj`rlgm` gb suprklkr bgs judrzgs qud ghtögo s`crd ëb. H`lp`rtglkdot` dbçstkh` (@ c)6 rdh`crg su dstgm` `rkakogb gb suprklkr bgs judrzgs qud ghtögo s`crd ëb. V`og md pr`p`rhk`ogbkmgm (@ g)6 Bdy g)6 Bdy md E``nd E``nd66 δ
< [
B
Dfl. md mdj`rlghkøo pdrlgodotd (h)6 Do (h)6 Do dstd lgtdrkgb gb 7% md mdj`rlghkøo db hudrp` @
o` sdrç hgpgz md rdhupdrgr su j`rlg `rkakogb. 2 7%
MDYGS]GLDO]@ MDYGS] GLDO]@ MD HKDOHKGX
89%
Mdj`rlghkøo (%)
Dfdlpb` 97 Do uo dxpdrkldot` pgrg ldmkr db Lømub` md [`uoa, uog hgrag md 499 Na suspdomkmg md uo gbglcrd gbglc rd md 8 l md b` b`oaktu oaktum m y 9,39 hl3 md sdhhkøo rdhtg pr`muf` uo gbgraglkdot` do db lksl` md 9,= hl rdspdht` g su b`oaktum gotds md egcdr skm` hgragm`. °Huçb ds db dsjudrz`, bg mdj`rlghkøo y db vgb`r mdb lømub` md [`uoa pgrg dstd gbglcrd0
Dsjudrz`6 B` < 8 l
Lømub` md [`uoa6
J
G < 3 x 79-4 l3
[
G =;99 3 x79
4
< 3,=4 x 795 Yg < M B <
-8
= x79 l
499 na
Mdj`rlghkøo6 M B
B`
J
View more...
Comments