Gráficos de Funções Lineares (Lei de Ohm)

 

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ˎ Or½ bflljs fll js md Nuf³ uflː ³lj jds ːds @afdbrds (@da md  Jck)

2=-71-9797

 

2 ½ ALJ\ ˎ OYBN BNALJ \ MD NTFL NT FL ³  ː JD\ @AFDBYD\ (@DA MD  JCK)

A. •  Jitdr

JI JIED ED]A ]A^J ^J

j vb`jr mb rdsastˎ ddflab flab md uk rdsastjr jckalj ˎjckalj btrbv½ddss mb rdordssːbj bj `afdbr mjs mbmjs jitamjs ljk kdmambs

md tdfsːjds jds d ljrrdftds d`dtralbs8 AA.

AF]YJ AF]YJMTL MTL ³  ː BJ

B Nao. 2 rdprdsdftb rdprd sdftb uk larluat l arluatjj d`½dtralj dtralj ljfstatu ljfstat u½IJmj m mdd ukb nj njftd ftd md tdf tdfsː sːbj bj ljft½ l jft½IJfub IJfub d uk rdsastjr rdsa stjr jckalj ˎjckalj ljfdltbmjs pjr lbijs md ljfdxːbbj. j.

NAO. 25 Larluatj ljftdfmj ukb njfmd md tdfsːbbjj (δ) d uk rdsastjr ( Y). Dk rdspjstb bg mandrdf³lb lb md pjtdflab` dstbid`dlamb pd`b njftd md tdfsːbbj, j, js pjrtbmjrds md lbrobs arːbj bj sd kjvakdftbr md njrkb jrmdfbmb fj larluatj mbfmj jraodk b ukb ljrrdftd d`½ddtralb tralb  a . B @da md Jck dstbid`dld ukb rd`b³llː bj bːj dftrd b ljrrdftd   a  d b mandrdf³lb lb md pjtdflab` (^) fjs tdrkafbas md uk rdsastjr (Y) mbmb pjr ^    ;  Ya,

 

(2)

ljk  ^   kdmamb   kdmamb dk vj`ts (^),   a  dk bkpgdrds drds (B) d   Y  dk jcks (℮) (2, 9). Wbrb rdsastjrds ˎjckaljs, jckaljs, b nuf³lː lbj bːj blakb (Dq. 2) pjmd pj md sdr rdprdsdftbmb orbfllbkdf orbfllbkdftd td btrbv½ds ds md ukb rdtb pbssbfmj pd`b jraodk mj sastdkb md ljrmdrfbmbs d ljk ljdflladftd bfou`br aoub` b   Y. Tkb vdz ljfcdlamj ljfcdlamj j ljkpjrtbkdft ljkpjrtbkdftjj dftrd tdfsːbj bj d ljrrdftd md uk rdsastjr ˎjjckalj, ckalj, pjmdkjs uta`azbr j k½ dtjmj dtjmj mjs k½IJfakjs qubmrbmjs pbrb dstakbr js pbrˎbkdtrjs bkdtrjs mb rdordssːbj bj `afdbr. `a fdbr. Md bljrmj ljk j k½dtjmj dtjmj mjs k½IJfakus IJfakus qubmrbmjs, j vb`jr mj ljdflladftd bfou`br (i) d `afdbr (b) mb rdtb md beustd qud rdprdsdftb orbfllbkdftd b nuf³llː bbj ːj pj`afjkab` md prakdarj orbu ( y   ;   b  +  ix ) sːbbjj jitamjs, btrbv½ ds ds mjs vb`jrds kdmamjs dxpdrakdftb`kdftd, dxpdrakdftb`kdftd, pd`bs rd`b³llːjds5 ːjds5 Wf (x ∙ x ¯)(ya ∙ y¯) a;2 Wf a i  ; (xa ∙ x ¯) 9 a;2

b  ; y¯ ∙ ix ¯

 

 

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( ? 3 1 27

]BI@D A5 Lj`dtb md mbmjs.

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2. Dk uk or½bfllj bfllj md mmp (^) dk nuf³lː lbj bːj mb ljrrdftd d`½ddtralb tralb (a), rdprdsdftd js mbmjs bfjtbmjs fb tbid`b tbi d`b blakb afl`uafmj afl`ua fmj b rdtb rd tb md beustd be ustd jitamb btrbv½ddss m mjj k½dtjmj dtjmj mjs k½IJfakjs qubmrbmjs. qubmrbmj s. Fːbj bj sd dsqud³lbk lbk md rdprdsdftbr bs afldrtdzbs af ldrtdzbs btrbv½ds ds md ibrrbs md drr drrjs. js. 9. Dfljftrd b nuf³llːːbbjj pj`afjkab` md prakdarj orbu ( y  ;  b  + ix) d, ljk assj, j vb`jr mb rdsastˎdflab dflab mj rdsastjr.