3as u03 - e5 - exercice 002
TRANSCRIPT
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inagrefseraf/etis/moc.elgoog.setis.www rF.oohay@inagreF_seraF
100 ecicrexE - 30U SA3
)**( ( 8002 ) :
2 00/ $. -,( C)+*) ('& $%# $#" :5 3
$@$;? )>; V 3 = E ; ;: $) 37 - .$A
. 401 = R$7 $@$? -+/ - .K+D -
;;;& DH;;;7 )t(cuGF;;; ,;;; E$5;;;7 ;;; ;;;37 ( .4-N/)-* M E $,7 . A%#
AA%;;/ H;;7 )t(cu2 H5;;N) ;;2 ((;; ;;M R;;E A,;;7 A5'5;; 0 = t H;;7 'Q;; K-P;;O @D;; 5-N/
$& "@ s 51 = t $ 7 () 37 A H7 ) ) $) -1 . & ? -#X ) + E$& U 'H %: E$& -2 ('/ " $ ) .A%# ( C) 5[ 0 & - +A -3 ( :0 = tH7 'Q ) ) "O @D -4 . ('5 A%# )t(q A H7 ) )R )t(i_ () 37 /
.)t(q & 7 A%# )R N'5 )t(cu 37 _ / td=E: 2 ,)t(Cu& A #b 7 & /
ud .CC u+CR
A ;;5[ ;; 'H;; %;;: . c-A/t u(t)=E ( 1 - e) ,;;2 ;;/ A;; #b;; ;;0@ ;; -5 $ $)? #E37
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10 - 20 SA2 : tejuS
: t = 51s7 ) ) $) () A H-1 :H7 -Q 3M 5) ( CR) A 3 s51)
E = Cu : 0_ +- A.
Ru + Cu = E 0 = i 0 = iR iR + E = E
. - s 51 = t () $)$ ) : 'H %: E$& -2
CR = :-#X ) + E$& %: E$& -
] [] [ ] [ = R C
] [] [ ] [] [] [
] [] [
] [] [I = T ] [ ] [ ] [
I T =
IQ
=
UQ
IU
=
. -#X ) + E$& %: E$& :q(t) )R i(t) - -4
td )t(qd
)t(i = :q(t) )R uC(t) -
C = )t(Cuq(t)
: A #b - :0_ +- A.
Cu + Ru = Eu Cu + i R = E
td R = Eqd
Cu +
td CRCud
E = Cu +
tdCud
+ CR1
CR = CuE
. 7 $ #b $& ) h2
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:A 'H -5 :)5
C-A/t u = (E 1 - e) Ae
EAe) =
1td = (E 0 - ( -
C-A/t-A/t ud
:i H7 A #b
CRE
E ( 1 - e ) = CR1
Ae + -A/t-A/t E
CRE
e = CRE
-
CRE
e + A-A/t-A/t E
CRE
=
CRE
) e + CRE
-
A -A/t (E
:#b 7 '@O A0 _ '/ A,2 / A
) = 0CRE
A - A= CR (E
CRE
=
AE
: A) #E37 - $& $& A %02 A A%/ %76 A%/ E$& k N'& A%# 50 CR ) : E$& AA@) .N'&