Viscosidad y Ley de Newton

 

  Q JHQ IH EH[YOE

PA\LO\AIBI 6

Hs jb rhsasthelab quh hfhrlhe jos `juaios bj shr ih`ornbio lubeio hsth sh bpjalb ue nîeano ih hs`uhrzo lortbeth. Jb vaslosaibi ih ue `juaio ihpheih ih su thnphrbturb. Hs por hso quh he jos jîquaios b nbyor thnphrbturb jb vaslosaibi iasnaeuyh nahetrbs quh he jos kbshs sulhih toio jo loetrbrao jo loetrbrao. Hxasthe ia`hrheths `ornbs ih hxprhsbr jb vaslosaibi ih ue `juaio, phro jbs nâs anportbeths soe jbs sakuaheths6 vaslosaibi bcsojutb o iaeânalb, laehnâtalb, \bycoj, Shiwoor. Jos jîquaios y jos kbshs lorrhspoeihe b ios tapos ia`hrheths ih `juaios. Jos pranhros tahehe ue vojunhe loestbeth quh eo puhih bjthrbrsh bprhlabcjhnheth sa soe sonhtaios b lonprhsaüe, por heih sh ialh quh soe `juaios aelonprhsacjhs. Jos shkueios eo tahehe ue vojunhe propao, saeo quh olupbe hj ihj rhlapaheth quh jos loetaheh4 soe `juaios lonprhsacjhs porquh, b ia`hrhelab ih jos jîquaios, sî puhihe shr lonpranaios. JHQ IH PA\LO\AIBI IH EH[YOE 6

Wbrb nulmos `juaios sh mb ihthrnaebio he `ornb hxphranhetbj quh jb `uhrzb tbekhelabj ‚@„ (Ehwtoe) bpjalbib ueb pjblb ih ârhb ‚B„ (n3) hs iarhltbnheth proporlaoebj b jb vhjolaibi ‚v„ (n/shk) h aevhrsbnheth proporlaoebj b jb iastbelab ‚y„ (n)4 quh he `ornb ia`hrhelabj sh hxprhsb6

 

t> @/B > ¸ iv/iy)   @/B> B> t Ehwtoe/n3)  Hj hs`uhrzo lortbeth hs6 @/

Hj tárnaeo (iv/iy) sh iheonaeb ia`hrhelabj ih vhjolaibi ih lorth o ih lazbjjbnaheto rhsphlto bj ia`hrhelabj ihj hsphsor ihj `juaio. He `ornb khehrbj sh puhih hxprhsbr6 v/y. Hj `bltor ih proporlaoebjaibi hs jb vaslosaibi bcsojutb6 ¸. Bjkuebs vhlhs jb iheonaebe vaslosaibi iaeânalb.   Jos `juaios quh lunpjhe jb hxprhsaüe bethraor sh iheonaebe Ehwtoeabeos. Wbrb jos `juaios Ehwtoeabeos jb vaslosaibi phrnbehlh loestbeth b phsbr ih jos lbncaos he hj hs`uhrzo lortbeth. Hsto eo anpjalb quh jb vaslosaibi eo vbrîh saeo quh jb vaslosaibi ihpheih ih otros pbrânhtros lono jb thnphrbturb, jb prhsaüe y jb lonposalaüe ihj `juaio. Wbrb jos `juaios eo ehwtoeabeos, jb rhjblaüe hetrh hj hs`uhrzo lortbeth y jb vhjolaibi ih lazbjjb eo hs loestbeth, por jo tbeto jb vaslosaibi (¸) eo hs loestbeth. XEAIBIH\ WSAELAWBJH\ IH PA\LO\AIBI6  

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Jb vaslosaibi bcsojutb o iaeânalb  ¸) taheh lono ueaibihs6 Ehwtoe x shk/n3  (\ast. Aethreblaoebj) Aethreblaoebj) y tbncaáe6 iaeb iaeb x shk/ln3  > Woash (\ast. Lhkhsanbj). \h usb nulmo jb vaslosaibi laehnâtalb  ) quh hs jb rhjblaüe hetrh jb vaslosaibi bcsojutb (¸) jb ihesaibi ("). \h lbjlujb nhiabethsoe6 jb rhjblaüe6 > ¸ / .  Jbsyueaibihs ih vaslosaibi laehnâtalb n3/shk (\ast. (\ast. Aethreblaoebj) y tbncaáe ln3/shk > stodh > st (\ast. Lhkhsanbj). He hsth öjtano sasthnb sh hnpjhb hj lhetastoldh o lst6 2 stodh > 277 lhetastodhs > 277 lst. 2 lst> 277 ln3/shk > 2nn3/shk.