Taller Fisica-2

 

Ughys Gurthel J.D>81.157.;72 Jhrrmrh> DFAMFDMSÏH DFE]ZUSDH@ UH@@MS EM JLFRMSZDLFMZ

8- @h rhpde rhpdemz mz ms `h ed edsthfj sthfjdh dh qum rmjl rmjlrrm rrm uf jum jumrpl rpl mf `h uf ufdehe dehe em ttdmopl. dmopl. Mxprmsh mf o/s `hs sdaudmftms rhpdemjms>  H. 344 Io/g io   ∑8 o g   ∑8;;; o o :2;; s   ?7:.;= 344 8 io s

  C. ;,12 ;,12= =G Go/ o/od odf f go oo

∑8 oo   ∑8;; o

2; s

;.12=

 

8 go

?8.31= o / s

J. E. 41 41,2 ,25 5 Eo/ Eo/od odf f 41.25

  eo odf

∑8 o ∇

  ¼ +   8o ? ;.82 o / s ¼ 2; s 8; eo

M. 8; 8;; ; O` O``/ `/g g o`` g 8;;

  ∑8 g

:2;; s

  ∑82;4 o

8 o``

 

? 55.24 o/ s

B. 855 I Io o/g io   ∑8 g g   ∑8;;; o :2;; s   ?5; o / s 855 8 io

 

A. 5= 5=2 2 jjo o/s jo   ∑8 o s   ? 5.=2 o / s 5=2 8;; jo

3- Nu`dhfh Zh`m h trlthr edhrdhomftm 83,2 Io9 mf su rmjlrrdel threh 8 glrh y omedh G. Juèft Juèftls ls omt omtrls rls tr trlth lth Nu Nu`dhfh `dhfh mf ufh glrh< D. Juè Juèftl ftlss sm smauf aufels els trl trlth th Nu`d Nu`dhfh hfh edh edhrdho rdhomft mftm< m< N. Juè Juèfth fthss od` od``hs `hs rm rmjlrr jlrrm m Nu`d Nu`dhfh hfh m mf f ufh sm smohf ohfh< h< I. Juè Juèftl ftlss Io rmj rmjlrrm lrrm NNu`d u`dhfh hfh mf u uf f oms oms< < @. Juèft Juèftl l tdmop tdmopl l trlth m mf f tlth` Nu`dhf Nu`dhfh h eurhftm eurhftm m` høl (s (supúf upúf qum ssú`l ú`l emnh em trlthr = eïhs em` høl) Dfdjdl> Nu`dhfh sh`m h trlthr edhrdhomftm 83,2 io9 mf su rmjlrrdel threh 8 glrh y

omedh. G) Juhftls omtrls trlth Nu`dhfh mf ufh glrh<

Jlfvmrtdr 83,2 io h o. 8 io ? 8;;; o. Jlf m``l jrmhs tu bhjtlr em jlfvmrsdúf, edvdedmfel jheh odmocrl em `h dauh`ehe mftrm 8 io ?6   8 io 8 io

 ?

8;;; o 8 io

 ? 8

[lr thftl, m` bhjtlr bhjtlr em jlfvmrsdúf smrdh 8 ? 8;;; o / io  Hp`djhel h 83,2 io rmsu`th> 83,2 io * 8;;;o / io ? 83.2;; o Msl ms mf ufh 8,= glrh, hsï qum phrh jh`ju`hr `h jhftdehe rmjlrrdeh mf 8 glrh edvdems mftrm 8,=> 83,2;; o/8,= g ? 7.5;; o/g Smspumsth> trlth 75;; o mf ufh glrh. D) Juhftls smaufels trlth nu`dhfh edhrdhomftm<

 

Emcms jlfvmrtdr 8,= glrhs mf smaufels. [hrh m``l chsth jlf ou`tdp`djhr plr :2;; yh qum 8 glrh tdmfm :2;; smaufels.  H ohfmrh pmehaúadjh tm oumstrl júol ghjms m` bhjtlr em jlfvmrsdúf> 8 glrh ? :2;; smaufels Edvdem hocls odmocrls mftrm 8 glrh> 8 ? :2;; smaufels / 8 glrh ↕ bhjtlr em jlfvmrsdúf. Ou`tdp`djh 8,= glrhs plr m` bhjtlr em jlfvmrsdúf> 8,= glrhs * :2;; smaufels / glrh ? =5;; smaufels Smspumsth> trlth =5;; smaufels edhrdhomftm. N) Juhfths od``hs rmjlrrm Nu`dhfh mf ufh smohfh<

8 smohfh ? 1 eïhs ?6 8 ? 1edhs/smohfh 8 od``h ? 8,2;4 io ?6 8 ? 8od``h/8,2;4io ]sh msh dfblrohjdúf phrh ghjmr `h jlfvmrsdúf sdaudmftm> (83,2 io / eïh) * (8od``h/8,2;4 io) * (1 eïh/smohfh) ? =5,7 od``hs / smohfh Smspumsth> =5,7 od``hs mf ufh smohfh. I) Juhftls Io rmjlrrm Nu`dhfh mf uf oms<

83,2 io/eïh * :; eïhs/oms ? :17 io/oms Smspumsth> :17 io mf uf oms. @) Juèftl tdmopl trlth mf tlth` Nu`dhfh eurhftm m` høl (supúf qum sú`l emnh em trlthr = eïhs em` høl<

8.= glrhs Ñ :2; eïhs ? =5; glrhs

 

=5; glrhs ms m` tdmopl qum trlth Nu`dhfh eurhftm 8 høl.