3.64 1 = 2 2 = 5 U 1 = 100 U 2 = 150 . , .
3.65 = 100 . , , .
3.66 1 = 5 2 = 8 = 80 . Q 1 Q 2 U 1 U 2 .
3.67 R = 10 . d = 2 . U = 80 . Q : ) ; ) .
3.68 R 1 = 5 R 2 = 10 Q 1 = 40 Q 2 = -2 . W, , .
3.69 : d 1 = 0,2 d 2 = 0,2 . U = 300 . .
3.70 S = 200 2 U = 2 . d = 2 . . W w .
3.71 R 1 = 8 R 2 = 20 , , q 1 = 40 q 2 = 20 . ? , .
3.72 R 1 = 10 R 2 = 30 , . q 1 = 10 . , ? , .
3.73 C 1 = 4 , U 1 = 10 , U 2 = 20 C 2 = 6 ( ). ?
3.74 , C 1 = 2 C 2 = 0,5 . U 1 = 100 U 1 = 50 .
3.75 , C 1 = 2 C 2 = 0,5 . U 1 = 100 U 2 = 5 0 .
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3.76 . r = 4 . I = 0,3 , U = 120 . R . , , , .
3.77 , e = 600 , l = 1 . = 5 . , d = 0,5 .
3.78 R 1 = 8 I 1 = 0,8 , R 2 = 15 I 2 = 0,5 . I. . .
3.79 e = 24 . , , Imax = 10 A. Pmax, .
3.80 e = 12 U = 15 . , Ri = 10 .
3.81 U = 800 = 10 . , 10% ?
3.82 U = 220 I = 5 . , , , R 6 .
3.83 t = 20 c R = 5 Q = 4 . . R = 5 .
3.84 (R = 100 ) I = I0e , I 0 = 20 , a = 102 1. , t = 102 .
3.85 R = 10 t = 50 I 1 = 5 I 2 = 10 . Q, .
3.86 I = I0sin . Q, t, , I 0 = 10 , -1.
3.87 t = 10 Q = 40 . <I> , R = 25 .
3.88 t = 8 R = 8 Q = 500 . q, , .
3.89 Q, t = 10 c R = 10 , , , I 1 = 10 I 2 = 0.
3.90 I = I 0 e . , r = 20 , . a 2×102 - 1.
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12 13
4.9 , . (. 14), . .
4.10 , . 15. , .
4.11 I 1 = 10 A I 2 = 12 A. a = 10 . , r 1 = 8 r 2 = 6 .
14 15
4.12 , , r 1 = 15 r 2 = 10 .
4.13 , a = 10 , I =20 A. .
4.14 R = 4 d = 10 . I 1 = I 2 = 2 A. , .
4.15 R = 2 , . I 1 = I 2 = 5 A. .
4.16 , , . . , , .
4.17 , . . F, , , .
4.18 ( ) , . . , . .
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4.19 , , (B =10 ). , , .
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4.27 . / , . , .
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