1. No category

‫ﻣﺎﺩﺓ ﺍﻟﻌﻠﻮﻡ ﺍﻟﻔﻴﺰﻳﺎﺋﻴﺔ‬
‫ﺟﺪﻉ ﺍﻟﻌﻠﻮﻡ ﻭ ﺟﺪﻉ ﺍﻟﺘﻜﻨﻮﻟﻮﺟﻴﺎ ﻟﺴﻠﻚ ﺍﻟﺘﻌﻠﻴﻢ ﺍﻟﺜﺎﻧﻮﻱ ﺍﻟﺘﺄﻫﻴﻠﻲ‬
‫ﺍﻷﺳﺘﺎﺫ‪ :‬ﻧﻮﺭ ﺍﻟﺪﻳﻦ ﻓﺮﻧﺎﻥ‬
‫
–
–אل‬W13‫א‬
W‫د‬$%‫א‬-I
K I = 0 ‫ و‬U PN ≠ 0 /0
&
'()*+,-.‫د‬$%‫א‬
W‫د‬$%7E!5‫א–א‬F
$3‫א‬-II
W8!9‫)א‬:;‫א‬-1
WUPN=f (I)
$3‫א‬-2
EF G. ،I* JK U PN !5‫د و א‬$%‫ز א‬B CD‫ א‬I ‫ ! ? א‬: @ ‫ و‬C ‫> =< א
א‬
K U PN = f (I) L-M-3‫א‬
I (A)
0
0,1
0,2
0,3
U PN (V)
4,5
4,3
4,2
4
W/ U PN = −aI + b OL7N)O5I‫د‬%GNN
$3‫א‬
‫ א‬b EU ‫ و‬،P‫!א‬5‫ א‬Q < +$3‫ א‬R
S‫< א‬T5 W b
!Y-N‫د‬$%‫א‬8*JK!5‫א‬+Z‫و‬، E WXW
!‫د و‬$%7:!Q!VO‫א‬
K+,K!V:5C[I"
∆U PN
W+7$:‫\د‬،+$3‫א‬R
97I]% : − a
∆I
W
!‫د و‬$%77`‫وאא‬3‫א‬L$5‫و‬،‫و‬3‫א‬N_%5 ‫^ذن‬، Ω +Z a ‫و‬
− a =
K r X
U AB = E′ + r′ × I E‫د‬$%7‫*ن[وم‬F U PN = E − rI ‫[ذن‬
K`‫א‬، U PN = E − rI I‫د‬%GR
]OL7N
C‫ذ‬،'()*+,-.:‫د[و‬$N:+$
W>c‫!אאא‬d-‫ א(א‬J3
. I = ICC ‫ن‬O-N U PN = 0 -
E
ICC = I-‫ و‬U PN = E − rI CC = 0 ‫^ذن‬
r
Kc‫!א‬d-‫א‬$‫!א‬f‫>א‬c‫אא‬7e‫نא(א‬O5ZóÄízÝà
http://chimie-physique.ifrance.com
‫א"!ن‬W‫אذ‬
‫
–
–אل‬W13‫א‬
W+‫אא‬L7Ng‫א‬P‫א‬3‫<א‬$h J4
K U BC = E 2 − r2 I ‫ و‬U AB = E1 − r1I ‫ و‬U AC = E − rI W3‫)*ن[وم‬
U AC = U AB + U BC W-P‫!א‬5‫)*ن^="א‬
E − rI = E1 + E 2 − (r2 + r1 )I C[
E = E1 + E 2

I-‫و‬
 r = (r2 + r1 )
)*+,-.،j"‫א‬K‫و‬+‫אא‬L7NJ:! (E 2 ; r2 ) ‫( و‬E1 ; r1 ) J`‫و‬J()*+,-Ei"O3‫א)א‬+,-.‫^ذن‬
K r = (r2 + r1 ) 7`‫אא‬I‫ وو‬E = E1 + E 2 :!Q!VO‫א‬I5*+`'(
‫*)('و‬+,-.،j"‫א‬K‫و‬+‫אא‬L7N:!`‫*)(و‬P,-.%i"O3‫א)א‬+,-.‫ ^ن‬ZâïáÉm
i=n
i=n
i =1
i =1
K r = ∑ ri 7`‫אא‬I‫ وو‬E = ∑ E i :!Q!VO‫א‬I5*+`
W3‫ א‬J5
Wk!%5 J1 J5
l^"=mK*‫لא‬O[!`nO l^O3‫א‬,K!VO‫א*א‬R
]I"‫ل‬M)*+,-.:Z3‫א‬
K‫*!א‬T
W3‫ دא
א‬J2 J5
@@@ZÞjÕn¾@ñà‹Üa@ÞïránÜaJ
@ @
W‫ل‬E
@ @@NHð÷bi‹éØ@ÞÝ«@ßbrà@I@ÞjÕnà@òï¿@Þïráni@|áî@ñ‰Üa@î‹vnÜa@kïØÜaJ
W‫א‬G‫א‬L7NcM-"I"!Up‫ א‬I ‫وא‬7o‫א‬+K!JK U AB !5‫ ">א‬C ‫>=<א
א‬
http://chimie-physique.ifrance.com
‫א"!ن‬W‫אذ‬
‫
–
–אل‬W13‫א‬
U AB (V )
0
2
4
6
8
I(mA )
0
3
21
42
60
@ @ZÞÝa@òï¿@Þïr¸J
O L7N )O5 I‫د‬% G N N $3‫ א‬+$3‫ א‬R
S‫א‬
W/ U AB = aI + b
‫ א‬b EU ‫ و‬،P‫!א‬5‫ א‬Q < +$3‫ א‬R
S‫< א‬T5 W b
. E′ WXW
!‫و‬+,K!VO‫א‬7M$7‫د‬q3‫א‬:!Q!VO‫א‬
∆U AB
W+7$:‫\د‬،+$3‫א‬R
97I]% : a
∆I
K r′ XW
!‫و‬7M$77`‫وאא‬3‫א‬EU‫^ذن‬، Ω +Z a ‫و‬
U AB = E′ + r′ × I Z7M$7‫[ذن*ن[وم‬
a =
WOL7NI5
‫د‬%)O5I‫لא‬r@+$R
]L7NI5
C\:ZâïáÉmJ
U AB = E′ + r′ × I
W,K!V:‫ אلدא‬J6
WI],K!VO‫_אאא‬%
W<q
U PN = f (I) K+‫[و‬f
U AB = g (I) g (I) = f (I) ‫ن‬t" U PN = U AB ‫[ن‬s
K‫אلאא‬J5
$3‫<א‬T5+$
K‫אلאא‬p.‫( ^א‬I F ; U F ) ‫א
وج‬+$
WK (I F ; U F ) \
E
‫ ^ذن‬E − rIF = RI F C[ U PN = U AB = U F -
R+r
E 
E
 E
; R
F 
I-‫و‬
 +K‫ و‬U AB = U PN = R
R +r
R+r
R+r
K‫<א‬T*j7y* I F N/M‫)א‬B,K!VO‫!אאא‬f-Nwx5^C‫د‬vZóÄízÝà
I F =
http://chimie-physique.ifrance.com
‫א"!ن‬W‫אذ‬
‫
–
–אل‬W13‫א‬
W+K‫ *ن‬J7
W+‫)א‬:;‫_א‬%
K I ‫א‬XZwW‫א‬
W-‫)*ن[وم‬
U CD = E′2 + r2′I ‫ و‬U BC = R 1I ‫ و‬U AB = E1′ + r1′I ‫ و‬U PN = E′ − rI
E − rI = E′1 + r1′I + RI + E′2 + r2′I ‫ ^ذن‬U PN = U AB + U BC + U CD W-P‫!א‬5‫)*ن^="א‬
E − E′1 − E′2
I=
I-‫و‬
(r + r1′ + r2′ ) + R
W+Z‫א‬,K!V:‫دא‬5ZâïáÉm
j= m
i=n
I =
∑ E − ∑ E′
i =1
i
j=1
j
i=n
j= m
k =p
i =1
j=1
k =1
∑ ri + ∑ rj′ + ∑ R k
http://chimie-physique.ifrance.com
‫א"!ن‬W‫אذ‬