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Diffstat (limited to 'Statics_And_Strength_Of_Materials/ch5.ipynb')
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diff --git a/Statics_And_Strength_Of_Materials/ch5.ipynb b/Statics_And_Strength_Of_Materials/ch5.ipynb new file mode 100755 index 00000000..997d11ff --- /dev/null +++ b/Statics_And_Strength_Of_Materials/ch5.ipynb @@ -0,0 +1,148 @@ +{ + "metadata": { + "name": "", + "signature": "sha256:99441c9b87820b036679d4541d0d259ff9dba2feea52f8d659ae363ae4db1049" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "Chapter 5 : Force Analysis of Structures" + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 5.1 Page No : 98" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "\t\t\t\n", + "import math \n", + "# Variables\n", + "Fc = -1000. \t\t\t#lb\n", + "A = 60. \t\t\t#degrees\n", + "E1 = 60. \t\t\t#degrees\n", + "E2 = 60. \t\t\t#degrees\n", + "D = 60. \t\t\t#degrees\n", + "L1 = 10. \t\t\t#ft\n", + "L2 = 10. \t\t\t#ft\n", + "\t\t\t\n", + "# Calculations\n", + "Ax = 0\n", + "Ay = (-Fc)*L1*math.cos(math.radians(D))/(L1+L2)\n", + "Dy = -Fc-Ay\n", + "Fab = Ay/math.sin(math.radians(A))\n", + "Fae = Fab*math.cos(math.radians(A))\n", + "Fbe = Fab*math.cos(90-E1)/math.cos(90-A)\n", + "Fbc = Fab*math.sin(math.radians(90-A))+Fbe*math.sin(math.radians(90-E1))\n", + "Fce = Fbc*math.cos(90-(180-E2-D))/math.cos(90-E2)\n", + "Fde = Fae+Fbe*math.cos(math.radians(E1))+Fce*math.cos(math.radians(E2))\n", + "Fcd = (-Fc-Fbc*math.cos(math.radians(90-E2-D)))/math.cos(math.radians(90-E1))\n", + "\t\t\t\n", + "# Results\n", + "print 'Ax = %.3f lb'%(Ax)\n", + "print 'Ay = %.2f lb'%(Ay)\n", + "print 'Dy = %.3f lb'%(Dy) \n", + "print 'Fab = %.1f lbcompression'%(Fab) \n", + "print 'Fae = %.1f lbtension'%(Fae)\n", + "print 'Fbe = %.1f lbtension'%(Fbe) \n", + "print 'Fbc = %.1f lbcompression'%(Fbc)\n", + "print 'Fce = %.1f lbcompression'%(Fce)\n", + "print 'Fde = %.1f lbtension'%(Fde)\n", + "print 'Fcd = %.1f lbcompression'%(Fcd)\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Ax = 0.000 lb\n", + "Ay = 250.00 lb\n", + "Dy = 750.000 lb\n", + "Fab = 288.7 lbcompression\n", + "Fae = 144.3 lbtension\n", + "Fbe = 288.7 lbtension\n", + "Fbc = 288.7 lbcompression\n", + "Fce = 288.7 lbcompression\n", + "Fde = 433.0 lbtension\n", + "Fcd = 866.0 lbcompression\n" + ] + } + ], + "prompt_number": 10 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 5.2 Page No : 103" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "\t\t\t\n", + "# Variables\n", + "W = -100. \t\t\t#lb\n", + "angle = 45. \t\t\t#degrees\n", + "x1 = 2. \t\t\t#ft\n", + "x2 = 2. \t\t\t#ft\n", + "y1 = 2. \t\t\t#ft\n", + "y2 = 4. \t\t\t#ft\n", + "Fx = 200. \t\t\t#lb\n", + "\t\t\t\n", + "# Calculations\n", + "Cx = Fx*y1/y2\n", + "Bx = Fx+Cx\n", + "By = (y2*Bx+x1*(-W))/(x1+x2)\n", + "Cy = By\n", + "Ax = Bx\n", + "Ay = W+By\n", + "\t\t\t\n", + "# Results\n", + "print 'Ax = %.3f lb'%(Ax)\n", + "print 'Ay = %.2f lb'%(Ay)\n", + "print 'Bx = %.3f lb'%(Bx) \n", + "print 'By = %.2f lb'%(By) \n", + "print 'Cx = %.2f lb'%(Cx)\n", + "print 'Cy = %.2f lb'%(Cy) \n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Ax = 300.000 lb\n", + "Ay = 250.00 lb\n", + "Bx = 300.000 lb\n", + "By = 350.00 lb\n", + "Cx = 100.00 lb\n", + "Cy = 350.00 lb\n" + ] + } + ], + "prompt_number": 2 + } + ], + "metadata": {} + } + ] +}
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