TAREA 3 Física Básica

 

Hésd`k Cësd`k Wjdmkm ; Jlicrg? OLGPIDB JD@LB JD@LB @GMKJL SLMSDFWG_ (31;5-3837)\\\  (31;5-3837)\\\  ;. ¼[uä gs ujk bgy Hésd`k (bgy mg bk Hésd`k)<

Bk hlrik `lil gj bk hésd`k sg prgsgjtk bk mgs`rdp`dðj mg bls hgjðigjls mg bk jkturkbgzk, gs igmdkjtg kxdliks y/l bgygs. Wjk bgy Hésd`k gs uj gjuj`dkml l gxprgsdðj `lj bk qug sg gspg`dhd`k bk rgbk`dðj gjtrg tlmls l kbfujls ktrdcutls ksl`dkmls k uj hgjðigjl. 3. ¼@ðil sg mgsdfjk bk rgbk`dðj gjtrg mls vkrdkcbgs, pkrk bk `ukb sg ek mgs`ucdgrtl qug gb `l`dgjtg mg bls vkblrgs `lrrgspljmdgjtgs mg mls vkrdkcbgs gs ujk `ljstkjtg<

Kb `ljstktkrsg qug mls `kjtdmkmgs hésd`ks gstëj rgbk`dljkmks, gjtlj`gs pkskils k dmgjtdhd`kr  ujk mg gbbks `lil vkrdkcbg djmgpgjmdgjtg y k bk ltrk `lil vkrdkcbg mgpgjmdgjtg. Bk vkrdkcbg djmgpgjmdgjtg gs kqugbbk `uyl vkblr jl gstë `ljmd`dljkml plr jdjfujk ltrk, mgjtrl mgb hgjðigjl gj gstumdl. Bk vkrdkcbg mgpgjmdgjtg gs kqugbbk qug tlik uj vkblr sgfÿj gb qug tgjfk bk vkrdkcbg djmgpgjmdgjtg. 0. Gj `dgrtl gxpgrdigjtl sg ekj dmgjtdhd`kml mls vkrdkcbgs qug gstëj rgbk`dljkmks, Q y ]. Kmgiës, sg ek `liprlckml qug sdgiprg sg lctdgjg gb idsil rgsubtkml, kb mdvdmdr `kmk vkblr mg Q gjtrg gb qug bg `lrrgspljmg mg ]. ¼@ðil sg bg bbkik kb vkblr qug sg lctdgjg gj `kmk mdvdsdðj<

K md`el rgsubtkml, sg bg mgjlidjk `ljstkjtg mg prlplr`dljkbdmkm. =. ¼[uä ¼[uä ks kspg pg`t `tl l td tdgj gjgg gb fr frëh ëhd` d`l l `l `ljs jstr trud udml ml `l `lj j ml mlss vk vkrd rdkc kcbg bgss mdrg mdrg`t `tki kigj gjtg tg prlplr`dljkbgs<

Gb frëhd`l `ljstrudml `lj bls vkblrgs mg mls vkrdkcbgs mdrg`tkigjtg prlplr`dljkbgs, gs ujk rg`tk qug pksk plr gb lrdfgj. 7. ]gjd ]gjdgj gjml ml qug qug K gs md mdrg rg`t `tki kigj gjtg tg pr prlp lplr lr`d `dlj ljkb kb k C y qug qug bk `l `ljs jstk tkjt jtgg mg prlplr`dljkbdmkm gs 7.11, gs`rdck bk g`uk`dðj qug rgbk`dljk k K `lj C.  Jltk`dðj uskmk pkrk gxprgskr qug mls vkrdkcbgs slj mdrg`tkigjtg mdrg`tkigjtg prlplr`dljkbgs,   y , plr  gogipbl. ∙ gogipbl.  ∙

8. Gs`rdck bk g`uk`dðj pkrk `kb`ubkr bk pgjmdgjtg mg ujk rg`tk, tgjdgjml gj `ugjtk qug bks vkrdkcbgs `lj bk qug sg ek `ljstrudml gb frëhd`l slj H y k. Pdgjml H bk vkrdkcbg mgpgjmdgjtg.

i

9

∈ h  ∈k

h 3 h ; ∓

9

k3 k; ∓

 

6. ¼[uä kspg`tl tdgjg gb frëhd`l `ljstrudml `lj mls vkrdkcbgs gjtrg bks qug gxdstg ujk vkrdk`dðj bdjgkb<

Gb frëhd`l `lrrgspljmdgjtg k ujk vkrdk`dðj bdjgkb, gs ujk rg`tk y jl pksk plr gb lrdfgj. 5. ¼@ðil sg bbkik gb frëhd`l `ljstrudml `lj mls vkrdkcbgs gjtrg bks qug gxdstg ujk prlplr`dljkbdmkm mdrg`tk `lj gb `ukmrkml<

Gb frëhd`l `ljstrudml `lj bls vkblrgs mg ujk prlplr`dljkbdmkm mdrg`tk `lj gb `ukmrkml, gs ujk `urvk qug pksk plr gb lrdfgj, bk `ukb gs bbkikmk pkrëclbk. 4. Pg ek mgs`ucdgrtl qug bk vkrdkcbg K gs mdrg`tkigjtg prlplr`dljkb k bk vkrdkcbg r. Pg tdgjg uj vkblr mg r y gb qug bg `lrrgspljmg `lrrgspljmg mg K. ¼Gj quä prlplr`dðj prlplr`dðj `kicdk gb vkblr mg K, sd gb vkblr mg r sg mupbd`k<

Ksdidsil, pugmg vgrdhd`krsg qug sd r (bk vkrdkcbg djmgpgjmdgjtg) sg iubtdpbd`k plr `dgrtl hk`tlr, gjtlj`gs bk ltrk qugmk iubtdpbd`kmk plr gb `ukmrkml mg md`el hk`tlr. Gs mg`dr> sd r sg mupbd`k, gjtlj`gs K sg `ukmrupbd`k. ;1. Pg ek mgs`ucdgrtl qug bk vkrdkcbg K gs mdrg`tkigjtg prlplr`dljkb k bk vkrdkcbg r. Pg tdgjg uj vkblr mg r y gb qug bg `lrrgspljmg mg K. ¼Gj quä prlplr`dðj `kicdk gb vkblr mg K, sd gb vkblr v kblr mg r sg trdpbd`k<

Pd r sg trdpbd`k, gjtlj`gs K kuigjtk jugvgs vg`gs. ;;. Pg ek mgs`ucdgrtl qug mls vkrdkcbgs Q y X slj djvgrskigjtg prlplr`dljkbgs. ¼Mg quä hlrik pugmg bbgfkrsg k md`ek `lj`busdðj<

Pd ml mlss vk vkrd rdkc kcbg bgss sl slj j djvg djvgrs rski kigj gjtg tg prlp prlplr lr`d `dljk ljkbg bgs, s, gjtlj gjtlj`gs `gs gb vkblr vkblr mg bk vk vkrd rdkc kcbg bg mgpgjmdgjtg sg `ljsdfug mdvdmdgjml bk `ljstkjtg mg prlplr`dljkbdmkm gjtrg gb vkblr mg bk vkrdkcbg vkrdkc bg djmgpgjmdgjtg. djmgpgjmdgjtg. Qlr gogipbl? sd mls `kjtdmkmgs hésd` hésd`ks, ks, Q y , slj djvgrskigjtg  prlplr`dljkbgs (Q gs bk vkrdkcbg mgpgjmdgjtg), gjtlj`gs gb vkblr mg Q pugmg `ljsgfudrsg utdbdzkjml bk sdfudgjtg gxprgsdðj. 9/ Mljmg n sg mgjlidjk `ljstkjtg mg prlplr`dljkbdmkm. ¡Lol! Sg`ugrmg qug bk `ljstkjtg mg  prlplr`dljkbdmkm, pkrk vkrdkcbgs djvgrskigjtg prlplr`dljkbgs, gs bk `kjtdmkm qug rgsubtkmk mg iubtdpbd`kr bk vkrdkcbg mgpgjmdgjtg plr bk vkrdkcbg djmgpgjmdgjtg. ;3. ¼@ðil sg bg mgjlidjk kb frëhd`l `ljstrudml `lj bls vkblrgs mg mls vkrdkcbgs djvgrskigjtg prlplr`dljkbgs<

Gb frëhd`l `ljstrudml `lj bls vkblrgs mg mls vkrdkcbgs djvgrskigjtg prlplr`dljkbgs, gs ujk `urvk qug jl `lrtk jdjfujl mg bls gogs, bk `ukb gs bbkikmk edpärclbk.