Added(A)/Deleted(D) following books

 A  sample_notebooks/AviralYadav/Chapter1.ipynb
A  sample_notebooks/ChandraShiva/CHAPTER1.ipynb
A  sample_notebooks/VidyaSri/CHAPTER01.ipynb
A  testing_by_test/screenshots/screenshot6.png
A  testing_by_test/screenshots/screenshot6_1.png
A  testing_by_test/screenshots/screenshot6_2.png
A  testing_by_test/screenshots/screenshot6_3.png
A  testing_by_test/screenshots/screenshot6_4.png
A  testing_by_test/screenshots/screenshot6_5.png
A  testing_by_test/vivek.ipynb
A  testing_by_test/vivek_1.ipynb

1 files changed, 211 insertions, 0 deletions

diff --git a/sample_notebooks/AviralYadav/Chapter1.ipynb b/sample_notebooks/AviralYadav/Chapter1.ipynb
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+{


+ "metadata": {


+  "name": "",


+  "signature": "sha256:9d65d2e4b3b26b2a3e4a4d31118d76195de2fbfee6ec541d4c7103cd8e8236f5"


+ },


+ "nbformat": 3,


+ "nbformat_minor": 0,


+ "worksheets": [


+  {


+   "cells": [


+    {


+     "cell_type": "heading",


+     "level": 1,


+     "metadata": {},


+     "source": [


+      "Chapter 01:Electromagnetics and Optics"


+     ]


+    },


+    {


+     "cell_type": "heading",


+     "level": 2,


+     "metadata": {},


+     "source": [


+      "Ex1.6:pg-25"


+     ]


+    },


+    {


+     "cell_type": "code",


+     "collapsed": false,


+     "input": [


+      "\n",


+      "#To find refractive index of of the glass\n",


+      "import math\n",


+      "\n",


+      "# Given data\n",


+      "phi=0.7297;                          # Critical angle for glass-air interface\n",


+      "n2=1;                                # Refractive index of air\n",


+      "n1=n2/math.sin(phi);                      # Refractive index of glass\n",


+      "\n",


+      "# Displaying the result in command window\n",


+      "print \"\\n Refractive index of the glass = \",round(n1,1)\n"


+     ],


+     "language": "python",


+     "metadata": {},


+     "outputs": [


+      {


+       "output_type": "stream",


+       "stream": "stdout",


+       "text": [


+        "\n",


+        " Refractive index of the glass =  1.5\n"


+       ]


+      }


+     ],


+     "prompt_number": 16


+    },


+    {


+     "cell_type": "heading",


+     "level": 2,


+     "metadata": {},


+     "source": [


+      "Ex1.7:pg-25"


+     ]


+    },


+    {


+     "cell_type": "code",


+     "collapsed": false,


+     "input": [


+      "\n",


+      "#To calculate a)the speed of light b) The wavelenght in medium c) The wavenumber in medium\n",


+      "import math\n",


+      "\n",


+      "\n",


+      "#a)The speed of light\n",


+      "c=3*10**8;                               #Speed of light in free space (m/s)\n",


+      "n=1.45;                                 #Given refractive index of dielectric medium\n",


+      "v=(c/n);                               #Speed of light in medium (in m/s)\n",


+      "\n",


+      "#Displaying the result in command window\n",


+      "print\" \\nSpeed of light in medium =\",round(v*10**-8,3),\" X 10^8 m/s',\"\n",


+      "\n",


+      "#b) The wavelenght in medium \n",


+      "f=190*10**12;                           #Given operating frequency of laser\n",


+      "lambdam=(v/f);                         #Wavelenght in medium \n",


+      "\n",


+      "#Displaying the result in command window\n",


+      "print\" \\nWavelenght of laser in medium =\",round(lambdam*10**(6),4),\" micrometer\"\n",


+      "\n",


+      "#c) The wavenumber in medium\n",


+      "k=(2*math.pi)/lambdam;                    #Wavenumber in medium\n",


+      "\n",


+      "#Displaying the result in command window\n",


+      "print \"\\nWavenumber in medium =\",round(k*10**-6,2),\" X 10^6 m^-1\"\n"


+     ],


+     "language": "python",


+     "metadata": {},


+     "outputs": [


+      {


+       "output_type": "stream",


+       "stream": "stdout",


+       "text": [


+        " \n",


+        "Speed of light in medium = 2.069  X 10^8 m/s',\n",


+        " \n",


+        "Wavelenght of laser in medium = 1.0889  micrometer\n",


+        "\n",


+        "Wavenumber in medium = 5.77  X 10^6 m^-1\n"


+       ]


+      }


+     ],


+     "prompt_number": 8


+    },


+    {


+     "cell_type": "heading",


+     "level": 2,


+     "metadata": {},


+     "source": [


+      "Ex1.8:pg-26"


+     ]


+    },


+    {


+     "cell_type": "code",


+     "collapsed": false,


+     "input": [


+      "\n",


+      "# To calculate a)magnitude of the wave vector of the refracted wave b)x-component and z-component of the wave vector\n",


+      "\n",


+      "import math\n",


+      "#Given data\n",


+      "n1=1;                                               # Refractive index of air\n",


+      "n2=1.45;                                            # Refractive index of slap\n",


+      "theta1=math.pi/3;                                       # Angle of incidence\n",


+      "lambdam=1.0889*10**(-6);                             # Wavelength in medium\n",


+      "theta2=math.asin(math.sin(theta1)/n2);                        # Angle of refraction\n",


+      "\n",


+      "# a)To calculate magnitude of the wave vector of the refracted wave\n",


+      "k=((2*math.pi)/lambdam);                               # Wavenumber\n",


+      "\n",


+      "# Displaying the result in command window\n",


+      "print\" Magnitude of the wave vector of the refracted wave is same as wave number =\",round(k*10**(-6),2),\" X 10^6 m^-1\"\n",


+      "\n",


+      "# b)To calculate x-component and z-component of the wave vector\n",


+      "kx=k*math.sin(theta2);                                   # x-component of the wave vector\n",


+      "kz=k*math.cos(theta2);                                   # z-component of the wave vector\n",


+      "\n",


+      "# Displaying the result in command window\n",


+      "print\"\\n z-component of the wave vector =\",round(kz*10**(-6),2),\" X 10^6 m**-1\"\n",


+      "print\"\\n x-component of the wave vector = \",round(kx*10**(-6),2),\" X 10^6 m**-1\"\n",


+      "# The answer is varrying due to round-off error \n"


+     ],


+     "language": "python",


+     "metadata": {},


+     "outputs": [


+      {


+       "output_type": "stream",


+       "stream": "stdout",


+       "text": [


+        " Magnitude of the wave vector of the refracted wave is same as wave number = 5.77  X 10^6 m^-1\n",


+        "\n",


+        " z-component of the wave vector = 4.63  X 10^6 m**-1\n",


+        "\n",


+        " x-component of the wave vector =  3.45  X 10^6 m**-1\n"


+       ]


+      }


+     ],


+     "prompt_number": 11


+    },


+    {


+     "cell_type": "heading",


+     "level": 2,


+     "metadata": {},


+     "source": [


+      "Ex1.9:pg-30"


+     ]


+    },


+    {


+     "cell_type": "code",


+     "collapsed": false,


+     "input": [


+      "#To find length of the medium\n",


+      "import math\n",


+      "\n",


+      "\n",


+      "bandwidth=100*10**9;                        #Bandwidth of optical signal\n",


+      "w=2*math.pi*bandwidth;                      #Bandwidth of optical signal in rad/s\n",


+      "T=3.14*10**(-12);                           #Delay between minimum and maximum frequency component\n",


+      "beta2=10*(10**(-12))**2/10.0**3;            #Group velocity dispersion parameter in s^2/km\n",


+      "L=T/(beta2*w);                              #Length of the medium\n",


+      "\n",


+      "# Displaying the result in command window\n",


+      "print\" Length of the medium =\",round(L),\" m\"\n",


+      "\n"


+     ],


+     "language": "python",


+     "metadata": {},


+     "outputs": [


+      {


+       "output_type": "stream",


+       "stream": "stdout",


+       "text": [


+        " Length of the medium = 500.0  m\n"


+       ]


+      }


+     ],


+     "prompt_number": 15


+    }


+   ],


+   "metadata": {}


+  }


+ ]


+}
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