testn12abacsbiroabdelkrim

ا نا ا 
ر ةرا
1
تا ل
 دو ا ا
.
ا ا
....................
20
/
....
1 (   تا................. طوا  ................ تا  نآآ ةا نآ ...............آ .
2 (   هرا ل ا .................  ...................ىأ إ  .
3 ( آ آ آ آأ  ل ةا ا  ن ا   . ................
4 (ا   ا د ا ت :أ( Tv .
λ
=
ب ( Tv .
υ
=
ج (
υ
λ
..
=
v د (
υ
λ
=v .
5(    ل  ا   smv /20
=
. ا دد نأ  Hz 100
=
υ
.
6( دد ءا    
Hz 200
=
υ
اد ت  . ا ا ا:
6-1 (ءا   ةا ا ل وأ....... . ............
=
λ
6-2 ( ا را  ا. .................................
=
v
6-3 (؟ةاو  ل ءا    ا    ا ا  ............ ........
=
d
6-4 ( ا  ا روا  .؟.................
=
T
7 ( ءاا  ا ا را  نأ : smv /340
=
.
   ا  دا ةه ث ه cmd 10
=
ا ا  :
7-1 ( دد تاذ  Hz
3
1
10.4= υ ................................................... .................
7 -2 ( دد تاذ   Hz100
2
= υ .....................................................................
8 (  ل نا يدأ ء د  
λ
   ، ma .1,57
µ
=
آ   ا   
cmL 2,3
=
     mD 60,1
=
ا  .
θ
ا  ا آا ا    ه ا واا يأ يواا قا .
8-1 (  د
θ
...................................
=
θ
8-2 (  ا
λ
ب  ا :
nm
..................... .....
=
λ
n
air
=1

ءا
و ًـ
أ
آ
ه
ه
1 (........ ...... دا ........ آأ
2 ( ةدا ا
3 (أ 
4 (ج (
υ
λ
..
=
v .
5 ( Hz100
=
υ
⇐
sT 01,0
1==
υ
 اا ا ا .
6(  دد ءا     Hz200
=
υ
 اد ت. ا ا ا:
6-1( cm
cm 410
9
6,3 =×=
λ
6-2 ( ا را .smHzmv /8200.10.4.
2
===
−
υλ
6-3 (ةاو  ل ءا    ا    ا ا . 0
=
d نةدا   ا .
6-4 (ا  ا روا :sT
3
10.5
200
11
−
===
υ
7 ( ءاا  ا ا را  :smv /340
=
.
ا ض cmd 10
=
نآ اذإ دا  
λ
≤
d
7-1 (  ا دد تاذ Hz
3
1
10.4= υ ، dcmm
Hz
smv p5,8085,0
10.4 /340 3
1
1====
υ
λ
⇐
.   
دا.
7 -2 (ا ا دد تاذ  Hz100
2
= υ ، dcmm
Hzsmv f3404,3 100 /340
2
2
=≈==
υ
λ
⇐
دا   ف .
8 (ا ض 
ma .1,57
µ
=
ا ض و ا آ cmL 2,3
=
ا  ا -ا mD 60,1
=
.
θ
ا  ا آا ا    ه ا واا يأ يواا قا .
8-1 ( rad
m
m
D
L
2
2
10
10.2,3 2,3
2
−
−
=== θ .

8-2( نأ  :
a
λ
θ =
⇐
nmmmma 57110.571571,010.1,57.
92
=====
−−
µµθλ
9 (
*************************************************************************************************
و  ق ا لذ ـع  ُ ا ل 
ا
Sbiro Abdelkrim Lycée Agricole Oulad-Taima région D'Agadir Royaume du Maroc [e-mail]
ا  ا لو ا د  .