. 2.
(.2) 1, 2. 4 3. , . . 3.
. 3.
1. .
2. ( ).
3. .
= ES = ,
J , r ,
S .
4. I = f(U), I = f(U), I = f().
5. (2).
p
1. ? ?
1. ?
2. ?
3. ?
4. .
5. - .
6.9
-
. , - .
. , , , , .
.1
1. (. .1). m, μ, V .
2. - : I = f(U). ( ), p U 0.3 0.75 0.05 .
3. p - . p p p. - 0 0.75 0.05 .
4. I = f(U) I = f(U)
5. R = U/I , .
6. R = U/I , .
7. = I/I .
p
1. ?
2. ) =0 ) = ( - )
3. , p-n .
4. p-n , p-n .
5. ?
6. ?
7. - p-n .
8. ?
9. ?
6.10