.
.
:
-
-
-
% -
-
1. :
, 3 .
.1. 25
2. :
3. (. 3 - 6). .. (. 2). 0,30,60,90 . .
. 2. .
:
Ik = 3,653 ..
Ik
- ..
-
-
-
i (0.01) = 8.067 - ..
ia (0) = 5.092
. 3
i (0.01) = 6.296 - ..
ia (0) = 3.974
. 4
i (0.005) = 6.215 - ..
ia (0) = 1,791
. 5
i (0.005) = 4,426 - ..
ia (0) = - 0.872
. 6
4. (. 8) .. 27,5 ( , ) (.7.). .
. 7 27,5 ( ).
X = X + X
R = R + R
X, R , ;
X , R , .
( ) X R 2X 2 R:
- ..
-
- ..
. 8
: .., 90 . .
5. (. 10) .. 27,5 ( , . ) (.9.). .
|
|
. 9. 27,5 ( ).
X = X
X .
x = 2X + 2X - X
Ik = 11.954 - ..
fk =1.194 - Ik
- ..
f = 68.405
T = 8.042 -
-
i (0.01) = 20.252 - ..
ia (0) = 15.719
. 10
: , , .. .
6. (. 12) .. 27,5 ( , ) (.11.). , . .
. 11
% - .
X = 1,985
z = 7.097
Ik = 5,48 - ..
fk =1.401 - Ik .
f = 80.287 - ..
T = 0.019 -
-
i (0.01) = 12.1 - ..
ia (0) = 7.639
. 12
: (.. uk = 10,5 %) , .. .
4