S . = S + S £ 50, 2. (2.5.)
h (), ;
h = (h + + h), (2.6.)
h , ;
- , ;
h - , ;
S - ( ), 2;
S - ( 11 2);
h - (), 0,8 ;
Q- 22 ;
Q - , .
, [4].
2.3. , .
:
, , ;
, (, ) .
, .
, .
, , .
F = a * Q, (2.7.)
Q , ;
a - 1
;
22 94 .
:
(a22 - a94) * Q
a = a22 - ______________________________, (2.8.)
a22, a94 / -
22 94 ;
Q - , ;
[4].
a22 = 1200 /; a94 = 970 /.
:
(a - a) * 2
F = a * Q = [a + _____________________ ] * Q, (2.9.)
l
l , ;
- , -
, ;
a - 1
, -
( V = 100 /,a = 330/);
|
|
a - 1
(
V = 100 / a = 550 /);
:
F = a * Q, (2.10.)
a 1 , -
V = 100 /:
a = 250 + * + ________ , / (2.11.)
Q
, (
= 5).
W = g * S, (2.12.)
g , 50 /2 ( -
( ..) 25 /2;
S - , ,
, 2.
:
) ( ) ,
F = 1000 m Q; (2.13.)
) ( ) ,
F = m * (1000 - a) * Q (2.14.)
m .
, , , , , : 0,45; 0,55; 0,4; 0,3.
2.4.
a
h = _______________ ³ 1,25 (2.15.)
h - h
a -
;
h - (0,15 ).
Q *
h = ____________________________________ ³ 1,25 (2.16.)
F (h - h) + W (h.. - h)
-
;
h.. - .
(2.15. 2.16) .
, . 2.10. .
F
F Q F
W F b R
b a
. 2.3.
)
F F
R = ______________________________________, (2.17.)
(m sina + cosa * cosb)
)
1,25 * (F W) - F
R = ______________________________________, (2.18.)
(m sina + cosa * cosb)
1,25 - ;
, - , -
|
|
;
a - ;
b, b -
.
[4].
. 2.11. 2.19 2.20.
. 2.11.