: 
(1), 
(2); π=3,14; m , k , [k]= 
.
(, N=30, 40, 50).
k:
→ 
→ 
→ 
→ 
(3).
, m .
2.
1. ( ) . t N, (2):
1: 
,
2. , k (3): 
3. .1-2, ; , .
2: 
3: 
4. : 
5. 1:
| N | t, | , | t, | m, | m, | k, 
| k,
| Δt, | εt | εm | εk | Δk,
| |
| 1 |
|
|
|
|
|
|
|
| |||||
| 2 | |||||||||||||
| 3 |
1
6.
| . |
| . |
| 2 |
| 13 |
: 
, 
, 
: 
: 
; 
k: εk=2εt+εm; Δk=k∙ εk;
εk=______________________=____________, Δk=_________________=________ 
: kcΔk≤k≤ kc+Δk:
______________________ ≤ k ≤_____________________ .
. .
: ______________________________________________________________________
_____________________________________________________________________________
1. ?
2. ?
3. ?
:
| . |
| . |
| 1 |
| 14 |
|
|
|
:
: .
:
: , , , 4700, 20, ;
, .
, , 
(1). , , .
, . . . . . . , , , , , : 
→ 
(2).
, Δ t, I . Δ q, Δ t, (2). Δ q, q: 
(3).
2.
1. , .1.
2. . 20 .
3. , . , . , .
4. R.
5. . 15 .1 3,5 .
6. .
7. U , : 
.
8. 
, Δq, 15: 
, Δt=15:
1) 
2) 
3)
| . |
| . |
| 2 |
| 14 |
4)
5)
6)
7)
8)
9)
10)
11)
12)
13)
14)
15) 
9. q 
:
.
10. 
: 
.
11. , : ________________________________________________________________________________.
12. 1.
3. 1
| t, | 0 | 15 | 30 | 45 | 60 | 75 | 90 | 105 | 120 | 135 | 150 | 165 | 180 | 195 | 210 |
| U, | |||||||||||||||
| I, | |||||||||||||||
| Δq, |
4. . .
|
|
|
:___________________________________________________________________________________________________________________________________________________
1. .
2. ?
3. , ?
4. , ?
:
| . |
| . |
| 1 |
| 15 |
:
: ;
:
: , , , ;
.
