7. {{ 953 }} 4.1-18 =0
.
8. {{ 954 }} 4.1-19 =0
.
9. {{ 958 }} 4.1-23 =1
1 .
10. {{ 961 }} 4.1-26 =1
100 , .
11. {{ 962 }} 4.1-27 =1
q = 1 , d = 1, U = 100, .
12. {{ 963 }} 4.1-28 =0
, 10 20 , 200 .
13. {{ 965 }} 4.1-30 =1
1, 100 = 20 /, /2.
14. {{ 978 }} 4.1-51 =0
1 10 5 .
20. {{ 940 }} 4.1-05 =0
, , , ?
-: =0 :
v
-:
-:
I
R
@
2. {{ 882 }} 6.6-04. =1.
- ( , )
-: Q=(U2/R)t
-: Q=cm(t2-t1)
-: I=/(R+r)
-: Q=qm
-: R= l/S
@
3. {{ 882 }} 6.6-04. =1.
15 2 .
@
4. {{ 882 }} 6.6-04. =1.
, U=100 R=10 .
@
5. {{ 882 }} 6.6-04. =1.
, 220 , , .
@
6. {{ 882 }} 6.6-04. =1.
, 18 2, 2 /2. ?
@
7. {{ 882 }} 6.6-04. =1.
-
,
,
|
|
8. {{ 882 }} 6.6-04. =1.
, ,
@
9. {{ 882 }} 6.6-04. =1.
j2lS, j , - , l S ,
@
10. {{ 882 }} 6.6-04. =1.
2 12 . ? 6 .
@
11. {{ 882 }} 6.6-04. =1.
,
2
4
2
4
@
12. {{ 882 }} 6.6-04. =1.
8 , 1/8 1,5 0,5 , .
@
13. {{ 882 }} 6.6-04. =1.
R = 100 U = 200 . .
@
14. {{ 882 }} 6.6-04. =1.
, 8 1 , 3 , .
15. {{ 882 }} 6.6-04. =1.