. , . (. 326, ) : 2 1. 1 4 ( ), 1. 3, .

I1 I2 F (. 326,), . , ,

M = c1I1I2 (98)

1 , ( ), .

= = 2α. = ,

α = (c1/c2) I1I2 = kI1I2 (99)

.

i1 i2, .

Mcp = c1I1I2 cos φ (100)

I1 I2 i1 i2; φ .

Δ = I1I2 cosφ.

, , , Δ I1 I2. , .
(. 327,) ; (. 327,), ,

. 326.  ()    ()

. 326. () ()

. , (. 327, ) I U, . . =UI , , , . (. . 327, ) φ 11 I2 < I U.

Δα = kUI cosφ = kP (101)

. . .

, , . , .

, .

. 327.        (),  ()   ()

. 327. (), () ()

. 328.

. 328.

. , . . 2 (. 328) 4, 3 ,
, 1 5. . , , , , .

, , (, . . . ). , , , .


, ?

. , - - , 120 .

, , , :
- C , 5, - 10
, , .

. , , , , , , , , , , .

, 120 , - , , , . FAQ .

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