2
5.1
( 3).
, (5.1)
- (3- ), ͷ;
- . = 1;
- . = 0,4;
- , = 6,3;
- , . =515 .
139,9 .
= 140 .
3-
5.2
0,4∙140 = 56 , (5.2)
1,12∙56 = 62,72 . (5.3)
(. ): 63 ; 56 .
5.3
:
m' = (0,01...0,02) = (0,01.,.0,02)140 = 1,402,80 . (5.4)
m 1,0 9565-80 (): 1,0; 1,25; 1,5; 1,75; 2,0; 2,25; 2,5; 2,75; 3,0; 3,5; 4,0; 4,5; 5,0; 5,5; 6,0. . m = 2 .
5.4
.
140. (5.5)
, ( ) . m (5.4).
:
19,17. (5.6)
140 19. , 17.
121. (5.7)
, 121 19.
5.5
121/19 = 6,37. (5.8)
-1,11% (5.9)
4%.
5.6
|
|
, (5.10)
- . V1 = V2,
1,91 /. (5.11)
5.7
1643-81. V2 2 / 9- , V2 = 6 / - 8- , V2 = 10 / - 7- .
6[1].
V2 =1,91 /. 9- . .
= 1,0955.
(5.10)
463,5 .
5.8
( <[ ]) 15%, ( >[ ]) 5%. , b2 , .
(5.12)
10 %,
15%, .
(5.13)
732,9 .
.
78,9 255 . (5.14)
197,25 671 .
.
5.9
, 3.