.


:




:

































 

 

 

 





46

1. .

1.1. . . () F = 1000 2.

1.2 . = 0,04 ∙-2-1. (. ) [3] tP = 340.

2. .

F = 1000 2.

3. .. 7.2 7.3 [1] .

4. Fq, (.27) [1]:

d = = 35,7 ,

= 42∙35,7∙()0,61 = 32,4 ,

-3,

h =

S =

B =

A =

=

= 0,3185∙ =

= 0,2892,

 

=

= 0,3185∙ = 0,6171,

Fq =

5. t (.34) [1]:

=0,9915.

6. q (.24) [1]:

q = Ef∙Fq∙t = 40∙0,3340∙0,9915 = 13,25 ∙-2,

Ef = 40 ∙-2 ( . .1 [1]).

7. c 4 ∙-2 30 , , .7.3 . 2 [1] .

 

47

1. .

1.1. . . () F = 200 2.

1.2 . = 0,04 ∙-2-1. (. -) [3] tP = 330c.

2. .

F = 200 2.

3. .. 7.2 7.3 [1] .

4. Fq, (.27) [1]:

d = = 16 ,

= 42∙16∙()0,61 = 18,5 ,

-3,

h =

S =

B =

A =

=

= 0,3185∙ = 0,1498,

=

= 0,3185∙ = 0,3185∙[0,9203-0,8162] = 0,0332,

Fq =

5. t (.34) [1]:

=0,9847.

6. q (.24) [1]:

q = f∙Fq∙t = 40∙0,1534∙0,9847 = 6,04 ∙-2,

Ef = 40 ∙-2 ( . .1 [1]).

7. 4 ∙-2 30 , , .7.3 . 2 [1] .

 

48

1. 47. F = 50 2.

2. Fq, (.27) [1]:

d = = 8 ,

= 42∙8∙()0,61 = 11,4 ,

h =

S =

B =

A =

=

= 0,3185∙ =

=0,0323,

=

= 0,3185∙ = 0,3185∙[0,8520-0,8314] = 0,0066,

Fq =

3. t (.34) [1]:

=0,9820.

4. q (.24) [1]:

q = f∙Fq∙t = 40∙0,033∙0,9820 = 1,3 ∙-2,

Ef = 40 ∙-2 ( . .1 [1]).

7. c 4 ∙-2 30 , , .7.3 . 2 [1] .


 

1. 12.13130.2009. , . .: , 2009. 27 . 1 12.13130.2009, 9.12.2010 . 643 1.02.2011 .

2. : . .: 2 /.. , .. , .. . .: , 1990. 496 ., 384 .

3. 2.01.01-82. . .: , 1983. 136 .

4. 2.04.05-91*. , / . .: , 1994. 66 .

5. -85. / . .: , 1986. 648 .

6. , 10.07.2009 . 404. , 14.12.2010 . 649.

 

 


 

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