∞/4 | ∞/4 | ∞/ 4 | |
40/8 | 125/25 | 400/80 | |
400/80 | 700/140 | 1200/240 | |
1200/240 | 2200/450 | 4000/800 | |
4000/800 | 10000/2000 | 1000/ 2000 |
:
- ;
- , ;
- ;
- , , :
- .
1. 8 00 () 150 /, 8 30 ()- 90 /.
: 1) ,
2) .
:
1.
t2 t1 = 8 30 8 = 30
2.
3. . 3 , 1 30 . 8.30 - 1,30 = 7 00
4. 1 ( . 2)
=
5. . 1
(140 - 240 /)
: 7 00 . , (140 /) (240 /).
2. 2 200 /.
, , ( = 1) ( = 7) 8 , , 5 .
:
1. 1 :
0 = 0 ∙ t1,2=200∙21,2 = 459 /
2. 4 t = 5 = 8 :
= 63 /
3. :
4. , :
5.
6 331 . 4 , 100 % . .
3. 2 45 /. 2 20 /. .
.
:
1.
2. 5 t=2 :
= 25
|
|
: 25 .
2