:
1. I;
2. I¥;
3. ;
4. I;
5. It;
6. St.
, , ; . .
( ):
,
U , U=6,3 ; *S (.8).
()
It = ktIS,
IS - , ;
IS = ;
kt .
5
,
c = , S - - , | ||
c* = | ||
c* = cl | -6-35 c = 0,4 / | |
r* = | -6(10) c = 0,08 / | |
c = | -35 c = 0,12 / | |
c*D = | ||
*. = *S ,
*. ; SS -
, ×; S , ×.
*. > 3 .
,
Iti i- t, ; n .
,
k y . rS £ 0,3S k = 1,8, iy = 2,55I².
|
|
, , k , .5.6, .4, .86.
k = 1,8 Iy = 1,52I I 0,6iy.
.
; ; .
-20.75 .., .. , .1, 3 -5.45.
:
:
S = 100 ×; U = 6,3 .
, .
= 0.
(.4)
-6:
-6:
*4 = 0,03×2,5 = 0,07,
*8 = 0,02×2,5 = 0,05.
:
(. .5).
*10 = *1 + *2 = 1,19 + 0,35 = 1,54;
*11 = *6 +*7 + *8 + *9 = 0,45 + 0,6 + 0,05 + 11 = 12,1
*12 = *4 + *5 = 0,07 + 40 = 40,07.
*13 = *3 + *10 + =
= 0,6 + 1,54 +
*14 = *3 + *11 + =
= 0,6 + 12,1 +
:
, ..
0,4 2,5.
S2 S3 .
:
2,325 ×,
|
.
* . =
.5.5, .4, .85 .., : * .= 0,98 t = ¥; t = 1,3.
.., :
.
.. 1:
.
.. 1:
.
-6 :
2,
95 2.
.. 2 :
.
-5.45 -20.75:
2; 2.