:
- 50 .
- :
- , . 50
- , .. 1
()
, 40
()
(4050), 2000
,
-
() , . . 1500
() , . . 520
,
. . 2020
1 , . .:
) (1500:2000) = (V) = 0,75
) (520:2000) = = 0,26
1 (), . . 1,01
1 () , . . 1,4
.
, .
1. ()
2. 2000 ( ) 
:
) () 2
= - = 2800-1500 = 1300 . .
)
= (+) = 2800-(1500+520) = 780 . .
= = 1300-520 = 780 . .
) ()
= / = 1300/2800 = 0,4643
)
= -V = 1,4-0,75 = 0,65 . .
, (. 12).
Y, ..
|
200 400 600 800 1000 1200 1400 1600 1800 2000 X,
. 12. , .
:
1. , . , , () . 800 1120 . .
|
|
|
, , .
3
