Задача №2.48
Условие
На круглом гладком цилиндре с горизонтальной осью и радиуса OA=0,1 м лежат два шарика A и B; вес первого 1 Н, второго 2 Н. Шарики соединены нитью AB длины 0,2 м. Определить углы φ1 и φ2, составляемые радиусами OA и OB с вертикальной прямой OC в положении равновесия, и давления N1 и N2 шариков на цилиндр в точках A и B. Размерами шариков пренебречь.Решение
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1.1
1.2
1.3
1.4
1.5
2.1
2.2
2.3
2.4
2.5
2.6
2.7
2.8
2.9
2.10
2.11
2.12
2.13
2.14
2.15
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2.17
2.18
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2.21
2.22
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2.26
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2.28
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2.30
2.31
2.32
2.33
2.34
2.35
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2.37
2.38
2.39
2.40
2.41
2.42
2.43
2.44
2.45
2.46
2.47
2.48
2.49
2.50
2.51
2.52
2.53
2.54
2.55
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10
3.11
3.12
3.13
3.14
3.15
3.16
3.17
3.18
3.19
3.20
3.21
3.22
3.23
3.24
3.25
3.26
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3.32
3.33
3.34
3.35
3.36
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3.38
4.1
4.2
4.3
4.4
4.5
4.6
4.7
4.8
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4.10
4.11
4.12
4.13
4.14
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4.18
4.19
4.20
4.21
4.22
4.23
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4.33
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4.36
4.37
4.38
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4.41
4.42
4.43
4.44
4.45
4.46
4.47
4.49
4.50
4.51
4.52
4.53
4.54
4.55
4.56
4.57
4.58
4.59
4.61
4.62
4.63
4.64
4.65
4.66
4.67
4.68
4.69
4.70
4.71
4.72
4.73
4.74
5.1
5.2
5.3
5.4
5.5
5.6
5.7
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5.9
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5.21
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5.42
6.1
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6.6
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7.1
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8.1
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8.31
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8.34
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8.38
8.39
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8.41
8.42
8.43
9.1
9.2
9.3
9.4
9.5
9.6
9.7
9.8
9.9
9.10
9.11
9.12
9.13
9.14
9.15
9.16
9.17
9.18
9.19
9.20
9.21
9.22
9.23
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9.26
9.27
10.1
10.2
10.3
10.4
10.5
10.6
10.7
10.8
10.9
10.10
10.11
10.12
10.13
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10.16
10.17
10.18
10.19
10.20
10.21
10.22
10.23
11.1
11.2
11.3
11.4
11.5
11.6
11.7
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11.11
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11.17
12.1
12.2
12.3
12.4
12.5
12.6
12.7
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12.10
12.11
12.12
12.13
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12.15
12.16
12.17
12.18
12.19
12.20
12.21
12.22
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12.24
12.25
12.26
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12.35
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12.39
12.40
13.1
13.2
13.3
13.4
13.5
13.6
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13.20
14.1
14.2
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15.1
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16.1
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16.4
16.5
16.6
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16.41
17.1
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18.1
18.2
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18.4
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18.6
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18.26
18.27
18.28
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18.37
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18.41
19.1
19.2
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20.1
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20.6
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20.13
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21.2
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21.5
21.6
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21.15
22.1
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22.27
23.1
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23.6
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23.31
23.32
23.33
23.34
23.35
23.36
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23.40
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23.42
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23.44
23.45
23.46
23.47
23.48
23.49
23.50
23.51
23.52
23.53
23.54
23.55
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23.57
23.58
23.59
23.60
23.61
23.62
23.63
23.64
23.65
23.66
23.67
23.68
23.69
23.70
23.71
24.1
24.2
24.3
24.4
24.5
24.6
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24.10
24.11
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24.18
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24.24
24.25
24.26
24.27
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24.29
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24.31
24.34
24.35
24.36
24.37
24.38
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24.44
24.45
24.46
25.1
25.2
25.3
25.4
25.5
25.7
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25.11
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25.18
26.1
26.2
26.3
26.4
26.5
26.6
26.7
26.8
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26.10
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26.12
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26.24
26.25
26.26
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26.31
26.32
26.33
26.34
26.35
27.1
27.2
27.3
27.4
27.5
27.6
27.7
27.8
27.9
27.10
27.11
27.12
27.13
27.14
27.15
27.16
27.17
27.18
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27.20
27.21
27.22
27.23
27.24
27.25
27.26
27.27
27.28
27.29
27.30
27.32
27.33
27.34
27.35
27.36
27.37
27.38
27.39
27.40
27.41
27.42
27.43
27.44
27.45
27.46
27.47
27.48
27.49
27.50
27.51
27.52
27.54
27.55
27.58
27.59
27.60
27.61
27.62
27.63
27.64
27.65
28.1
28.2
28.3
28.4
28.5
28.6
28.7
28.8
28.9
28.10
28.11
28.12
28.13
28.14
28.15
28.16
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28.18
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28.20
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28.22
29.1
29.2
29.3
29.4
29.5
29.6
29.7
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29.12
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29.16
30.1
30.2
30.3
30.4
30.5
30.6
30.7
30.8
30.9
30.10
30.11
30.12
30.13
30.14
30.15
30.16
30.17
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30.19
30.20
30.21
30.22
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30.24
30.25
30.26
30.27
30.28
30.29
30.30
31.1
31.2
31.3
31.4
31.5
31.6
31.7
31.8
31.9
31.11
31.13
31.14
31.15
31.16
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31.18
31.19
31.20
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31.25
31.26
31.27
31.28
31.29
31.30
31.31
31.32
31.33
31.34
31.35
32.1
32.2
32.3
32.4
32.5
32.6
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32.8
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32.10
32.11
32.12
32.13
32.14
32.15
32.16
32.17
32.18
32.19
32.20
32.21
32.22
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32.24
32.25
32.26
32.27
32.28
32.29
32.30
32.31
32.32
32.33
32.34
32.35
32.36
32.37
32.38
32.39
32.40
32.41
32.42
32.43
32.44
32.45
32.46
32.47
32.48
32.49
32.50
32.51
32.52
32.53
32.54
32.55
32.56
32.57
32.58
32.59
32.60
32.61
32.62
32.63
32.64
32.65
32.66
32.67
32.68
32.69
32.70
32.71
32.72
32.73
32.74
32.75
32.76
32.77
32.79
32.80
32.81
32.82
32.83
32.84
32.85
32.86
32.87
32.88
32.89
32.90
32.91
32.92
32.93
32.94
32.95
32.96
32.97
32.98
32.99
32.100
32.101
32.102
32.103
32.104
32.105
32.106
32.107
33.1
33.2
33.3
33.4
33.5
33.6
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33.10
33.11
33.12
33.13
33.14
33.15
33.16
33.17
33.18
33.19
33.20
33.21
33.22
34.1
34.2
34.3
34.4
34.5
34.6
34.7
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34.10
34.11
34.12
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34.14
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34.31
35.1
35.2
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35.4
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36.1
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37.1
37.2
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37.4
37.5
37.6
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37.11
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37.13
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37.33
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37.35
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37.48
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37.54
37.55
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37.59
38.1
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39.1
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40.1
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41.1
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42.1
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42.4
42.5
42.6
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43.1
43.2
43.3
43.4
43.6
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43.13
44.1
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45.3
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45.37
46.1
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47.1
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48.1
48.5
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48.44
48.48
48.49
49.1
49.2
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53.5
53.12
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54.1
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54.18
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54.32
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54.35
55.2
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56.3
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56.9