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ֲ 1
1. . . . . .
2. . . .
3. , I = 20 , r = 5 . 600.
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29 2012 384
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6.050603
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ֲ 2
1. . . .
2. .
3. 1 . 10 . . m 0 = 4 p .10-7 /.
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29 2012 384
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6.050603
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ֲ 3
1. . . .
2. . .
3. (e 1 = 1,2 , r 1 = 0,1 ; e 2 = 0,9 , r 2 = 0,3 ) . 0,2 . .
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29 2012 384
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6.050603
II
Բ
ֲ 4
1. . .
2. . .
3. 2 0,1 , 1 /.
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29 2012 384
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6.050603
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ֲ 5
1. . .
2. . .
3. . = 1,2 , r = 0,2 . R = 1,5 . .
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29 2012 384
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6.050603
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ֲ 6
1. . . .
2. .
3. d = 5 .
I = 10 A . , r1 = 2 r2 = 3 .
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29 2012 384
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