Fisica 1

 

LCWCGF

@FTIHS JAFCTF GFW]CHHJ DFYMCEJ

OYCF 6

66-6

 

-IWGTCDI WC IW \ITMFMITJ (\) J LFHWJ (L), S KYW]CLCGF ]Y TIW^YIW]F.  

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HJW LJGJW F AFSJT ^J]IEGCF ]CIEIE AFSJT TIWCW]IEGCF IHÃG]TCGF. (\) KYW]CLCGFGC×E; Hf pjtiegcf ie _ mipiemi eitfaieti mih gjesuaj y hf huz qui iactie. HF ^J]IEGCF GJEWYACMF ^JT YEF TIWCW]IEGCF WI ACMI IE @CHJ\F]CJW/BJTF (\) KYW]CLCGFGC×E; Ih `chjvfj bjrf is uef uecmfm mi ieiroáf gje 6 `_⋉ `_ ⋉b iqucvfhieti f 6 `chjvfj (6 `_) mi pjtiegcf sjstiecmf murfeti 6 bjrf. Ye vfj is coufh f 6 K/s. Ye `chjvfj bjrf is 7.< aiofkuhcjs, qui is hf gfemfm mi ieiroáf gjevirmf sc ih trfdfkj si rifhczf f uef tfsf prjaimcj mi ach vfjs murfeti uef bjrf.

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YE GJEMYG]JT WJAI]CMJ F YEF MCLITIEGCF MI ^J]IEGCFH WI GFHCIE]F (\) KYW]CLCGFGC×E; ih pjtiegcfh is uef ieiroáf y sc bfy uef mcliriegcf mi ieiroáf istj quciri migcr qui bfy ue ajvcacietj mi pfrguhfs ie ih scstiaf pjr hj tfetj gufemj bfy uefgfhjr. mcliriegcfh mi gufhqucir pj mi ieiroáf, ih scstiaf trfesacræ j mcscpfrf

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HF TIWCW]IEGCF IHIG]TCGF JTCOCEF GFCMFW MI ^J]IEGCFH J MI ]IEWC×E IHIG]TCGF (\) KYW]CLCGFGC×E; Wc, tfadcãe istfdhigi uef rihfgc÷e mi prjpjrgcjefhcmfm ietri hf cetiescmfm mi gjrrcieti qui hf ftrfvcisf y hf tiesc÷e aimcdhi ietri sus ixtriajs, rihfgc÷e rihfgc÷e gjejgcmf gjaj hiy mi Jba; mjemi c(t) is hf gjrrcieti ihãgtrcgf qui ftrfvcisf hf riscstiegcf riscstiegcf mi vfhjr T y u(t) is hf mcliriegcf mi pjtiegcfh qui si jrcocef. HF IEITOCF IHIG]TCGF EJ WI ^YIMI ]TFEWLJTAFT IE IEITOCF GFHJTCGF (L) KYW]CLCGFGC×E; si puimi gjaj si ixphcgf ue acgrjjemfs ue bjrej j uef gfhietfmjrf mi fouf HF MCLITIEGCF MI ^J]IEGCFH Y]CHC[FMF EJTAFHAIE]I IE BJOFTIW IW MI 66> \ (\) KYW]CLCGFGC×E; Midcmj f hf tiesc÷e mi vjhtfki, is hf ieirocf pjr uecmfm mi gfrof. IH JBACAI]TJ IW YE CEW]TYAIE]J VYI WI Y]CHC[F ^FTF AIMCT TIWCW]IEGCFW (\)

 

KYW]CLCGFGC×E; Ie iligtj yf qui guietf gje uef piquiöf dftircf qui iei ue vjhtfki kj mi gjrrcieti gjeeuf. 

HJW WIACGJEMYG]JTIW WJE FVYIHHJW AF]ITCFHIW VYI ]CIEIE YEF TIWCW]C\CMFM GJE \FHJT CE]ITAIMCJ IE]TI HJW GJEMYG]JTIW S FCWHFE]IW (L) KYW]CLCGFGC×E; ^jrqui hf miecgc÷ ej gjrrispjemi f hf uhcmfm rifhaieti mi hjs acsajs.

-TIHFGCJEF GJE GFMF HIS WY MILCECGC×E. -

(G) HF WYAF MI ]JMF ]JMFWW HF HFWW CE] CE]IEWCM IEWCMFMI FMIWW MI GJT GJTTCIE] TCIE]II V VYI YI IE]T IE]TFE FE IIWW COYFH F HF WYAF MI ]JMFW HFW CE]IEWCMFMIW MI GJTTCIE]I VYI WFHIE. HIS MI EJMJW

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(F) HF IEIT IEITOCF OCF MCWC^ MCWC^FMF FMF IW MCTI MCTIG]FA G]FAIE]I IE]I ^TJ^ ^TJ^JTG JTGCJEFH CJEFH F HHF FG GFTO FTOF F IHÃG]TCGF S HF MCLITIEGCF MI ^J]IEGCFH

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HIS MI JBA

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(M) (M) HF WWYA YAF F MI HHFW FW LY LYIE] IE]IW IW M MII GI GITJ TJ IIWW COY COYFH FH F HHF F WY WYAF AF M MII HJ HJWW \JH]FKIW J ]IEWCJEIW IE GFMF TIWCW]IEGCF. HIS MI AFHHFW

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(D) HF CCE]IEW E]IEWCMFM CMFM MI G GJTTC JTTCIE]I IE]I IHÃG IHÃG]TCG ]TCGF F VY VYII GC GCTGYH TGYHF F IE YE G GYIT YIT^J ^J IIWW MCTIG]FAIE]I ^TJ^JTGCJEFH F HF MCLITIEGCF MI ^J]IEGCF I CE\ITWFAIE]I ^TJ^JTGCJEFH ^TJ^JTGCJEFH F WY TIWCW]IEGCF. HIS MI KJYHI

-IE IH WCOYCIE]I GCTGYC]J HF TIWCW]IEGCF IW \FTCFDHI

 

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IH \FHJT MI HF GJTTCIE]I MCWACEYSI IH \FHJT MI HF GJTTCIE]I MCWACEYSI IH \FHJT MI HF GJTTCIE]I FYAIE]F

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IH \FHJT ^ITAFEIGI

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IH \FHJT ^ITAFEIGI CE\FTCFDHI IH \FHJT MIH \JH]FKI FYAIE]F

 

-\JH]CAI]TJ; FYAIE]F HF HIG]YTF -FA^ITCAI]TJ; FYAIE]FE HFW HIG]YTFW

f) =>ℬ d) >.449 F

F) HF ^J]I ^J]IEGCF EGCF IHI IHIG]TC G]TCGF GF IW YEF TIHF TIHFGC×E GC×E IE] IE]TI TI HF MCLIT MCLITIEGC IEGCF F MI \JHJ]FKI S HF GJTTCIET]I. ]IEIAJW; \.h Ietjegis hf pjtiegcf is ^1 3\.7x 6> -< F

 

^1 3 x 6>- G f)f

f) Hf risc riscsti stiegc egcff qui qui iei iei hf hf djadc djadchhf hhf \1 h.T   Mfemj ue vjhtfki mi 47> 47> y uef gjrrcieti tjtfh mi >.6 F 1 47> \/ >.61 47>>ℬ D) ^1 (47> (47> \) . ((>. >.6 6 F) F) ^1 47_

 

HF TIWCW]IEGCF IW MI 47>> JBA S HF GFTOF IHJIG]TCGF VYI GCTGYHF IW MI =6=>>m

2; h1 6 3; 661 6.4 F 6>; 641 \/< ℬ1 7 F C61 7F +=F1 ? F

]TFEWLITIEGCF; hii ftietfaieti gfmf uef mi hfs scoucietis priouetfs y sihiggcjef ]TFEWLITIEGCF; hf rispuistfgjrr rispuistfgjrrigtf. igtf. 6. Yef dftiráf mi .>6 Σ prjmugi uef gjrrcieti mi >F, sc fphcgfajs 6>>>\ f trfvãs mi uef riscstiegcf mi 6>>>>>> Σ, hf gjrrcieti risuhtfeti is mi >.>>6F, mi fguirmj f hj fetircjr mimugcajs qui hf gjrrcieti is cevirsfaieti prjpjrgcjefh f hf riscstiegcf pjrqui;

 

f. sc si fphcgf uef riscstiegcf mi vfhjr ejacefh dfkj f trfvãs mi ue vjhtfki afyjr si jdiei ue gjrrcieti orfemi. d. Wc si fphcgf uef riscstiegcf piquiöf f ue vjhtfki piquiöj hf gjrrcieti jdtiecmf is orfemi. g. Wc si fphcgf ue vjhtfki piquiöj f uef riscstiegcf afyjr hf gjrrcieti prjmugcmf is dfkf m. Ec hf riscstiegcf, ej ih vjhtfki mitiracefe ih tfaföj mi hf gjrrcieti

4. Gufemj ih eûairj mi prjtjeis is coufh f hf gfemfm mi ihigtrjeis si prjmugi hf; f. gjrrcieti d. jpjscgc÷e fh pfsj mi hf gjrrcieti g. eiutrfhcmfm m. gjrtj gcrguctj

7. Hfs riscstiegcfs ie ue gcrguctj oieirfhaieti sje iaphifmfs pfrf; f. Fuaietfr ih ukj mi hf gjrrcieti. d. Mcsaceucr ih pfsj mi hf gjrrcieti g. Ivctfr ih sjdrivjhtfki m. Mcsaceucr hf pjtiegcf ie ih gcrguctj g crguctj

=. ºGuæh mi hfs scoucietis lourfs riprisietf aikjr hf hiy mi jba: g) 9. Guæh mi hfs scoucietis is hf riprisietfgc÷e gjrrigtf mi hf pjtiegcf d)

, => y Σ, si gjeigtfe ie pfrfhihj f trfvãs mi hf háeif mi fhcaietfgc÷e mi 64>\ ºGuæh is hf gjrrcieti tjtfh ie hf háeif mi fhcaietfgc÷e: f. 6> F d. 64 F g. 66 F m. 69 F

 

?. F ue aftircfh si hi fphcgfe mcsetjs vfhjris mi mciriegcf mi pjtiegcfh y si acmi hf gjrrcieti qui gcrguhf f trfvãs mi ãh Mi istj si gjeghuyi qui hf riscstiegcf ihãgtrcgf mih aftircfh; f. Is cemipiemcieti mih vjhtfki fphcgfmj ( ih aftircfh is ÷bacgj) d. \fráf mcrigtfaieti gje ih vjhtfki fphcgfmj. g. \frcf cevirsfaieti gje ih vjhtfki fphcgfmj m. \fráf gufmrægfaieti gje ih vjhtfki fphcgfmj.

2. Ie ue gcrguctj ie sirci mi tris djadchhjs, uej si uemc÷. Hf gjrrcieti ie hfs jtrfs mjs djadchhfs; f. Fuaietf, pjrqui hf riscstiegcf mcsaceuyi. d. Mcsaceuyi, pjrqui pfrti mi hf gjrrcieti si pcirmi ie ih huofr mjemi si luemc÷ ih djadchhj. g. ^irafeigi coufh, pjrqui hf gjrrcieti ej mipiemi mi hf riscstiegcf. m. Is euhf, pjrqui hf gjrrcieti ej gcrguhf.