: .
: , , , .
, , . ` . ` S ` S ` n0, ..
=`× S× `n0 = Bn ×S, (1)
Bn- ` `n0.
( ); . , , .
, , I:
= L×I. (2)
L
. (2):
. (3)
(3),
: 1 .
, , .
(). , 1 1 .
, :
L = m×m0×n×V, (4)
m - , m0 , - , - .
m - , , - , , ..
m = , (5)
, 0 .
, . .
(. 1) L, 1; 1 2 3. : 1 =; 2 =; 3 =.
|
|
, :
(6)
(6) L fP:
(7)
μ L L:
. (8)
.1
1. , .
2. 1 2 (. 1) .
3. 3 4 (. 2) .
4. 220 .
5. , 1.
, fP, . ( ). 1.
6. 2 1. . 5. , 3.
7. 3 2. . 5.
8. Li (7) i. L ΔL . 1.
1
i | (fP)i | Li | |
→ | |||
C1 = | |||
C1 + C2 = | |||
C1 + C3 = | |||
L =; ΔL = |
9. . 5 8. 2.
2
i | (fP)i | Li | |
→ | |||
C1 = | |||
C1 + C2 = | |||
C1 + C3 = | |||
L =; ΔL = |
10. (8), L L 1 2. μ, ΔL ΔL .
11. L, L μ .
1. : ; ; . ?
2. . ?
3. . ?
.
1. .. : 3- . .2: , . - ., , 1989, 464 .
|
|
2. .. : . 6- . . ., , 1999. 542 .