1.
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: , , ,
.
1.
(. 1) ,
= 
= 0,1 (1)
. 1 . 2
, , . (1).
2. .
(. 1). . ( ). . , , ( ) 10%. U . (2) 1- .
U = 
(2)
2- 4- . 2- R1 + 
R, R2 R.
(3) (4).
U = 
(3) U = (4)
3. 1- .
.
(2) ( 0,1).
U = εE 
(5)
U 1- 3- . R6 . . . , ( ), . U . (5).
4 *. 1- .
.
1-
U = ε R I 
(6)
U ( 3) . , RI ( 6) ( 5). 3. U . (6). .
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5 *. 1- .
.
U .
1- (R = ∞) U
, k = R/R
(. 2), k = R1/R2 = R3/R4. (R2) . , 3.
, 3. U .
6 *. 1- .
