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authorPrashant S2020-04-14 10:25:32 +0530
committerGitHub2020-04-14 10:25:32 +0530
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+{
+"cells": [
+ {
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "# Chapter 4: Equilibrium"
+ ]
+ },
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 4.3: chapter_4_example_3.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"clc\n",
+"//initialisation of variables\n",
+"W= 100 //lb\n",
+"a1= 30 //degrees\n",
+"a2= 45 //degrees\n",
+"//CALCULATIONS\n",
+"A=[(cosd(a2)),(-cosd(a1));(sind(a2)),(sind(a1))]\n",
+"b=[0;W]\n",
+"c= A\b\n",
+"Tbc= c(1,1)\n",
+"Tab= c(2,1)\n",
+"//RESULTS\n",
+"printf ('Tbc= %.1f lb',Tbc)\n",
+"printf (' \n Tab=%.1f lb',Tab)"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 4.4: chapter_4_example_4.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"clc\n",
+"//initialisation of variables\n",
+"W1= 7000 //lb\n",
+"W2= 1000 //lb\n",
+"W3= 3000 //lb\n",
+"x1= 6 //in\n",
+"x2= 9 //in\n",
+"x3= 10 //in\n",
+"x4= 5 //in\n",
+"//CALCULATIONS\n",
+"Rb= (W1*x1+W2*(x1+x2)+W3*(x1+x2+x3))/(x1+x2+x3+x4)\n",
+"Ra= W1+W2+W3-Rb\n",
+"//RESULTS\n",
+"printf ('Rb= %.1f lb',Rb)\n",
+"printf (' \n Ra=%.1f lb',Ra)"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 4.5: chapter_4_example_5.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"clc\n",
+"//initialisation of variables\n",
+"Fc= 500 //lb\n",
+"Fd= 1000 //lb\n",
+"xc= 2 //in\n",
+"xd= 8 //in\n",
+"y= 6 //in\n",
+"//CALCULATIONS\n",
+"Ay= Fc+Fd\n",
+"Bx= (Fc*xc+Fd*xd)/y\n",
+"Ax= Bx\n",
+"A= sqrt(Ax^2+Ay^2)\n",
+"//RESULTS\n",
+"printf ('A= %.f lb',A)\n",
+"printf (' \n B=%.f lb',Bx)"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 4.6: chapter_4_example_6.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"clc\n",
+"//initialisation of variables\n",
+"W= -300 //lb\n",
+"r= 4 //in\n",
+"x1= 2 //ft\n",
+"x2= 3 //ft\n",
+"x3= 1 //ft\n",
+"y1= 1 //ft\n",
+"x4= 3 //in\n",
+"//CALCULATIONS\n",
+"F= -W*r/(y1*12)\n",
+"By= -W*x1/(x1+x2)\n",
+"Bz= -F*(x1+x2+x3+(x4/12))/(x1+x2)\n",
+"Ay= -W-By\n",
+"Az= -F-Bz\n",
+"//RESULTS\n",
+"printf ('Ay = %.2f lb',Ay)\n",
+"printf (' \n By=%.2f lb',By)\n",
+"printf (' \n Az=%.2f lb',Az)\n",
+"printf (' \n Bz=%.2f lb',Bz)\n",
+"printf (' \n F=%.2f lb',F)"
+ ]
+ }
+,
+{
+ "cell_type": "markdown",
+ "metadata": {},
+ "source": [
+ "## Example 4.7: chapter_4_example_7.sce"
+ ]
+ },
+ {
+"cell_type": "code",
+ "execution_count": null,
+ "metadata": {
+ "collapsed": true
+ },
+ "outputs": [],
+"source": [
+"clc\n",
+"//initialisation of variables\n",
+"W= 500 //lb\n",
+"r= 4 //in\n",
+"Lx= 3 //in\n",
+"Ly= 12 //in\n",
+"Lz= 4 //in\n",
+"//CALCULATIONS\n",
+"Tbd= W*(sqrt((-Lx)^2+(-Ly)^2+(-Lz)^2))/Ly\n",
+"Tcd= Lx*Tbd/(sqrt((-Lx)^2+(-Ly)^2+(-Lz)^2))\n",
+"Tad= Lz*Tbd/(sqrt((-Lx)^2+(-Ly)^2+(-Lz)^2))\n",
+"//RESULTS\n",
+"printf ('Tbd= %.f lb',Tbd)\n",
+"printf (' \n Tcd=%.f lb',Tcd)\n",
+"printf (' \n Tad=%.f lb',Tad)"
+ ]
+ }
+],
+"metadata": {
+ "kernelspec": {
+ "display_name": "Scilab",
+ "language": "scilab",
+ "name": "scilab"
+ },
+ "language_info": {
+ "file_extension": ".sce",
+ "help_links": [
+ {
+ "text": "MetaKernel Magics",
+ "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md"
+ }
+ ],
+ "mimetype": "text/x-octave",
+ "name": "scilab",
+ "version": "0.7.1"
+ }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}