1. 2900. , , Dl = 9 . ?
:
1 = 2900
Dl = 9
___________
2 ?
`. ³, , ,
lmax = 
.
ϳ , , Dl:
(l + Dl)max = 
.
ϳ :
.
T2 = 
.
ϳ
= 290 K.
³: 2 = 290 .
2. 2000 . rl,T x l = 600 .
:
= 2000
l = 600
___________
rl,T ?
`. l
h = 6,62×10-34 ×; c = 3×108 /; = 1,38×10-23 /; l = 600 ; = 2000 .
ϳ
= 
= 29,8×1010 /3.
³. rl,T = 29.8×1010 /3.
3. 10 . , , , , 7×10-7 .
:
= 10
lmax = 7×10-7
_____________
S ?
`. a
R = 
, (1)
W ; S ; Dt .
:
R = s T4, (2)
s ;
.
³:
, (3)
b ³.
(1) (2) (3),
,
.
, :
S = 
.
ϳ
S = 
= 5,98 × 10-4 2.
³. S = 5,98×10-4 2 6 2.
4. , , , 㳿 2 , , 1,4×103 /2.
:
= 1,4×103 /2
_______________
?.
`. ` 㳿 ,
R = s T4,
, ,
|
|
|
W = sT4 4pr2,
r .
㳿 , , ,
W = C4pR2,
;
R .
` ,
T = 
.
ϳ
= 5800 K.
³: = 5800 .
1. :
e = hn = 
,
h ;
n ;
l ;
.
2. ( , ):
m = 
.
3. :
p = 
.
4. :
,
hn ;
;
.
5. :
l0 = 
,
n0 , ;
l0 , .
6. , 㳺 ( )
hn = E0 × 
,
0 = m02 ;
.
