Теоретическая механика. Смогунов В.В - 108 стр.

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108
11
1
2
3
β
s
α
3
3
3
2
Rr =
12
1
2
3
4
S
α
22
5,0 Rr
=
13
1
3
s
α
2
44
2,0 Rr
=
4
22
8,0 Rr =
24
RR =
xx
ii
24
5,0
=
19
1
2
3
s
4
α
22
8,0 Rr
=
17
3
4
1
s
α
22
8,0 Rr
=
16
2
3
4
1
s
C
0
34
2RR
=
3
6ROC
=
18
1
α
s
2
3
14
1
2
S
4
3
20
3
B
C
2
1
s
α
A
2
6rAB
=
22
5,0 Rr
=
15
1
3
s
α
2
4
224
5,0 Rrr
=
=
24
RR =
xx
ii
24
=
Рис. 32. Продолжение 
11                                   2                         12                   2
                                             1
                                                                                                       1




                                                     s
                     3                                                                                             S
                                                     β
                                                                                    3
         α                           2                                                                         α
                              r3 =     R3                                               r2 = 0,5 R2
                                     3                                          4

13                                                             14
         i4 x = 0,5i2 x                  4                2
                                                                                4
                                                                                                                           2
                  3                                                         3
                              r2 = 0,8R 2            1
                                                                                                                           1
             α               r4 = 0,2 R 4




                                                                                                           S
                                             s


                             R4 = R2

15                                                             16
                                 4                                                      2      3                   4
                                                                                0                          C
     2                                                   3

                               R4 = R2       α                          1                   OC = 6R3
              1
                               r4 = r2 = 0,5R2                                               R4 = 2R3
                                                                                s
                      s




                                i4 x = i2 x

17                                                             18
                                                                                                                       2
                             1                                                      1                          3
                 s
                                                                    s
                         α                       3
                                                                        α
             r2 = 0,8R 2                         4

19                                                             20
                                                 2              3                                  2
                      1                                                                                    1
         s                                                                                                             s
                                                                    C
                                                                                    B          A               α
              α                                           3                         AB = 6r2
                         r2 = 0,8R 2                     4                          r2 = 0,5R 2

                                         Рис. 32. Продолжение

                                                              108

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