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 "worksheets": [
  {
   "cells": [
    {
     "cell_type": "heading",
     "level": 1,
     "metadata": {},
     "source": [
      "Chapter 2:Composition and Resolution of Forces"
     ]
    },
    {
     "cell_type": "heading",
     "level": 2,
     "metadata": {},
     "source": [
      "Example 2.1, Page no.16"
     ]
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [
      "import math\n",
      "#variable declaration\n",
      "F_1=100     #First force in N\n",
      "F_2=150     #Second force in N\n",
      "theta=45    #Angle between F_1 and F_2 in degree\n",
      "\n",
      "#calculation\n",
      "R=math.sqrt((F_1**2)+(F_2**2)+(2*F_1*F_2*math.cos(theta*math.pi/180)))\n",
      "\n",
      "#Result\n",
      "print\"R=\",int(round(R)),\"N\"\n",
      "\n"
     ],
     "language": "python",
     "metadata": {},
     "outputs": [
      {
       "output_type": "stream",
       "stream": "stdout",
       "text": [
        "R= 232 N\n"
       ]
      }
     ],
     "prompt_number": 2
    },
    {
     "cell_type": "code",
     "collapsed": false,
     "input": [],
     "language": "python",
     "metadata": {},
     "outputs": []
    }
   ],
   "metadata": {}
  }
 ]
}