: , , .
2.1. .
I = f(U) R=Const I = f (R) U = Const.
.
I = f(U), (. 2.1) , , . 2.1. .
. 2.1
2.1
U, | |||||||
I, R=100 | |||||||
I, R=150 | |||||||
I, R=330 |
. 2.1.
. 2.1 (. 2.2) U(I) .
. 2.2
I = f(R) , 4, 8 12, , .3.2
2.2
R, | |||||||
I, U=12 | |||||||
I, U=8 | |||||||
I, U=4 |
. 2.2 (. 2.3) I = f(R)
. 2.3
.
1. ,
2.
3.
4.
5.
6.
7. ,
8.
9.
10.
11.
2.4. 2.
1. 2, . .
2. 2.1. .
|
|
3. (U,R1,R2,R3), . 2.1. .
4. 3.1., .2.2. , U(I) .
5. 4 , 8 12 , , .2.3 .
6. 2.3., .2.4. , I = f(R).
7. , .
8. .