́ ́ . 1879 .
. . . [1] , .
, , . , :
:
.
( ) . , . (, , , , , , ), , .
. (17741862) . (17911841). . .
-- I, d l (. 1) dB,
(1)
dl - , d l , r - -, d l , r - - r. dB dl r, . . , , . : dB, .
dB (2), α dl r.
(. 166). , - . , dB . R - (sinα=1), , (2),
,
|
|
, , . , . , B .
5 . I = 0,55.
3 |
:
N =200
l()=67
d = 25
n=200/0.067=2985/
:
Bx=0*I*n*(cosβ1+cosβ3)/2 .
, | -30 | -5 | 8,75 | 17,5 | 26,25 | 43,75 | 52,5 | 61,25 |
1. B1=4π*10-7*0,55*2985*(-0,923+0,992)/2=0,069*10-3()
2. B2=4π*10-7*0,55*2985*(-0,371+0,986)/2=0,615*10-3()
3. B3=4π*10-7*0,55*2985*(0+0,989)/2=0,984*10-3()
4. B4=4π*10-7*0,55*2985*(0,574+0,987)/2=1,5*10-3()
5. B5=4π*10-7*0,55*2985*(0,813+0,972)/2=1,78*10-3()
6. B6=4π*10-7*0,55*2985*(0,903+0,961)/2=1,86*10-3()
7. B7=4π*10-7*0,55*2985*(0,942+0,942)/2=1,88*10-3()
8. B8=4π*10-7*0,55*2985*(0,962+0,903)/2=1,86*10-3()
9. B9=4π*10-7*0,55*2985*(0,972+0,813)/2=1,78*10-3()
10. B10=4π*10-7*0,55*2985*(0,987+0,574)/2=1,5*10-3()
11. B11=4π*10-7*0,55*2985*(0,989+0)/2=0,984*10-3()
12. B12=4π*10-7*0,55*2985*(0,986-0,371)/2=0,615*10-3()
13. B13=4π*10-7*0,55*2985*(0,992-0,923)/2=0,069*10-3()