Ejercicios Cap.11 Fisica de Sears 7ma Edicion, de 3 en 3

 

Jfbri oh \h`rs z. 00.< `j 00.68 k÷jtpjis oh < V` hsàe mhlmi jis ei. 00.08 y 00.0=, 00.> k oh jiedfuo y 0.=> cd oh k`s`. k`s`. J` v`rfjj` hsà sugh sugh` ``

ue` `br`z`ohr` oh 2.?> cd. ¹@ quæ ofs`elf` ohbh hs`r hj lheri oh dr`vho`o oh j` `br`z`ohr` ohsoh hj hxrhki fzqufhroi oh j` v`rfjj` p`r` quh hj lheri oh dr`vho`o ohj ibghi likpuhsi hsæ ` 0.2> k ohj hxrhki fzqufhroi oh j` v`rfjj`9 00.1 Ois

phrsie`s jjhv`e ue` `bj` uefairkh oh k`ohr` oh > k oh jiedfuo quh phs` 01> E.

\f ue` phrsie` `pjfl` ue` auhrz` m`lf` `rrfb` oh 1> E he ue hxrhki, ¹he quæ puei sistheh j` `bj` j` ir` phrsie`9 Feflfh ofbug`eoi ue of`dr`k` of`d r`k` oh luhrpi jfbrh oh j` `bj`. 00.6 

Xe` b`rr` uefairkh oh 0.8> k y E hsà suspheofo` suspheofo` mirfzie`jkheh lie ois l`bjhs l`bjhs vhrtl`jhs he l`o` hxrhki. Hj l`bjh @ puhoh sipir`r ue` hesfüe kàxfk` oh 8>>.> E sfe rikphrsh, y hj l`bjh B puhoh sipir`r m`s` ?>>.> E. Xsho qufhrh lijil`r ue phsi phquhði sibrh hs` b`rr`. `) ¹Luàj hs hj phsi kàxfki quh usho puhoh lijil`r sibrh hjj` sfe rikphr efed÷e l`bjh9, y b) ¹oüeoh ohbhrë` lijil`r hsh phsi9  00.02

Xe` vfd` uefairkh oh `jukfefi oh 6.>> k oh jiedfuo phs` > E y ohsl`es`

sfkærfl`kheh he ois `piyis shp`r`ois 8.>> k (dur` H00.02). Xe efði quh phs` 1>> E p`rh oh @ y l`kfe` m`lf` j` ohrhlm`. `) Ofbugh he j` kfsk` dràl` ois lurv`s quh rhprhshehe j`s auhrz`s A@ y AB hghrlfo`s m`lf` `rrfb` sibrh j` vfd` he jis pueis @ y B, he auelfüe oh j` liirohe`o` x ohj efði. Xsh 0 lk ; 0>> E Qhrtl`jkheh y 0 lk ; 0.>> k mirfzie`jkheh. b) \hd÷e j` dràl`, ¹quæ `ei ohspuæs oh B puhoh hs`r hj efði sfe quh sh feljfeh j` vfd`9 l) ¹@ quæ ofs`elf` ohj hxrhki ohrhlmi oh j` vfd` ohbh hs`r B p`r` quh hj efði puho` l`kfe`r m`s` hj hxrhki sfe feljfe`r j` vfd`9

 

00.2? Xe bëlhps rhj`g`oi rhqufhrh rhqufhrh ue` auhrz` oh 28.> E p`r` `j`rd`rsh lk3 hj kfski k÷sluji sikhtoi ` kàxfk` hesfüe rhqufhrh oh ue` auhrz` oh 8>> E p`r` hj kfski `j`rd`kfhei. L`jlujh hj küouji oh Viued p`r` hj hgfoi kusluj`r he `kb`s lieoflfiehs, sf ji liesfohr`kis liki ue lfjfeori uefairkh oh >.2>> k oh jiedfuo y shllfüe r`esvhrs`j oh 8>.> lk2 . 00.24 Xe` v`rfjj` khàjfl` oh ?.>> k oh jiedfuo y àrh` r`esvhrs`j oh >.8> lk2 sh hstr` >.2> lk `j sikhhrsh ` ue` auhrz` oh 8>>> E. ¹Puæ küouji oh Viued theh hsh kh`j9

00. Xe pish vhrtl`j oh `lhri süjfoi oh 28 lk oh ofàk ofàkhri hri y 2.8> k oh jiedfuo ohb ohbh h sipir`r ue` l`rd` oh =>>> cd. ^uhoh ohsprhlf`rsh hj phsi ohj pish. `) ¹@ quæ hsauhrzi sh sikhh hj pish9 b) ¹Puæ ohairk`lfüe hxphrfkhe`9 l) ¹Lüki l`kbf` su jiedfuo `j `pjfl`rsh j` l`rd`9 00. lk2 `prixfk`o`kheh y ue küouji oh lirh oh 02 K^`. \f hj hxlursfiefs` kàs su kilmfj` thehe ue` k`s` likbfe`o` oh 00> cd (r`zie`bjh), y j` auhrz` kàxfk` oh fkp`li hs oh ilmi vhlhs hj phsi oh su luhrpi (ji lu`j, pir supuhsi, feljuyh hj phsi oh j` kilmfj`) ` ue àeduji oh 02¾ lie hj l`rj`di (dur` H00.