PEMBAHASAN
1. Dik :
B= 12. 10ˉ⁷ T
a = 2 m
Dit : I ?
Jawab :
B =
4. 10ˉ⁷ =
I = = 4 A “d”
2. “e” = Christian oersted
3. Dik :
I = 10 A
a= 50 cm = 0,5 m
Dit : B?
Jawab :
B =
B = = 4. 10ˉ⁶ T “d”
4. Dik :
I= 4 A
L= 0,2 m
N= 100 lilitan
Dit : Bp ?
Jawab :
Bp =
Bp =
Bp = 8. 10ˉ⁴ “a”
5. Dik :
Bu = 6. 10ˉ⁵ T
L= 2 m
N= 150 lilitan
Dit : I ?
Jawab :
Bu =
6. 10ˉ⁵ =
I =
=0.25 A “b”
6. Dik :
I= 4 A
N=60
Rt = 4
Dit : Bp ?
Jawab :
Bp =
Bp = = 1,2. 10ˉ⁵ T “a”
7. Dik :
I=90 A
A= 3 m
Dit : B?
Jawab :
B =
B = = 6. 10ˉ⁶ T “b”
8. Perubahan medan listrik dapat menimbulkan medan magnet “a”
9. Dik :
I₁ = i
I₂ = 2i
R₁= 2r
R₂= r
Dit : perbandingan ?
Jawab :
B₁ : B₂ =
B₁ : B₂ =
B₁ : B₂ = 1 : 4 “b”
10. Dik :
I = 4 A
N= 60
Rt= 2m
Dit : Bp ?
Jawab :
Bp =
Bp = = 2,4. 10ˉ⁵ T “b”
11. Dik :
I= 50 A
a = 1 m
Dit : B?
Jawab :
B =
B = = 10ˉ⁵ T “a”
12. Dik :
B = 4. 10ˉ⁷ T
I = 2 A
Dit : a?
Jawab :
B =
4. 10ˉ⁷ =
a = = 1 m “b"
13. Dik :
Bp = 6. 10ˉ⁶ T
I = 6 A
Rt = 3 m
Dit : jumlah lilitan ?
Jawab :
Bp =
6. 10ˉ⁶ =
N = = 15 lilitan “d”
14. Lilitan panjang “a”
15. Dik :
I = 2 A
a= 0,1 m
Dit : B?
Jawab :
B =
B = = 4. 10ˉ⁶ T “a”
16. Arus listrik “b”
17. Dik :
I₁= 80 A
I₂ = 40 A
a= 4 m
Dit : F?
Jawab :
F =
F = = 16. 10ˉ⁵ N “d”
18. Dik :
B = 6 T
Q = 2 C
V= 3 m/s
Dit : F?
Jawab :
F = B.q.v.sin
F = 6.2.3.1
F = 36 N “b”
19. Biot – savard “a”
20. Dik :
I= 4 A
N= 50
A= 1 m
Dit : Bp?
Jawab :
Bp =
Bp = = 4. 10ˉ⁵ T “b”
21. Dik :
A = 4 m
B = = 8. 10ˉ⁷
Dit : I ?
Jawab :
B =
8. 10ˉ⁷ =
I = 16 A “d”
22. Dik :
B= 16 T
I= 2 A
L=4 m
sin =1/2
Dit : F ?
Jawab :
F = B.i. . sin
F = 16. 2. 4. ½
F = 64 N “C”
23. 10ˉ⁷ “a”
24. Dik :
I= 4 A
A= 4 M
R= 2
Dit : Bc?
Jawab :
Bc =
Bc = = 4. 10ˉ⁷ “b”
25. Bu = “d”
26. 4.10ˉ⁷ “c”
27. Dik :
I = 12 A
A= 6 m
Dit : B?
Jawab :
B =
B = = 4. 10ˉ⁷ T “b”
28. Dik:
B= 4 T
I= 4 A
L= 5
sin =1/2
Dit : F?
Jawab :
F = B.i. . sin
F = 4. 4.5. ½
F = 40 N “c”
29. Dik :
I= 12 A
N= 240
Rt= 4,8
Dit : Bp?
Jawab :
Bp =
Bp = = 12. 10ˉ⁶ T “c”
30. Induksi magnet “d”
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