1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
{
"metadata": {
"name": "",
"signature": "sha256:6a67de7af4fe617483b9aefeefdb01f122e2016e5ab212db494104a83b9deeda"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 4.6 Pg.No.106"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"from __future__ import division\n",
"import math\n",
"\n",
"sum_FAFlBL=1263.6*10**6 # (N.mm)\n",
"sum_FAFlDL=880*10**6 # (N.mm)\n",
"E=200000 # young's modulus (N/mm^2)\n",
"A=1800 # area of each member (mm^2)\n",
"\n",
"#eqn 4.23 We=Wi\n",
"del_B=sum_FAFlBL/A/E\n",
"print \"\\ndeflection at point B =%2.2f mm\\n\"%(del_B)\n",
"\n",
"del_D=sum_FAFlDL/A/E\n",
"print \"deflection at point D =%2.2f mm\\n\"%(del_D)\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"\n",
"deflection at point B =3.51 mm\n",
"\n",
"deflection at point D =2.44 mm\n",
"\n"
]
}
],
"prompt_number": 19
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"from __future__ import division\n",
"import math\n",
"\n",
"ext_load=30 #external load(kN)\n",
"\n",
"#eqn 30*4*del_vB/3=F_BA*del_vB\n",
"F_BA=ext_load*4/3\n",
"print \"\\nforce in the struss AB is = %3.2f kN\\n\"%(F_BA)"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"\n",
"force in the struss AB is = 40.00 kN\n",
"\n"
]
}
],
"prompt_number": 18
},
{
"cell_type": "code",
"collapsed": false,
"input": [],
"language": "python",
"metadata": {},
"outputs": []
}
],
"metadata": {}
}
]
}
|
