1 files changed, 0 insertions, 187 deletions
diff --git a/_A_Textbook_Of_Engineering_Physics/Chapter16.ipynb b/_A_Textbook_Of_Engineering_Physics/Chapter16.ipynb
deleted file mode 100755
index 0852b1be..00000000
--- a/_A_Textbook_Of_Engineering_Physics/Chapter16.ipynb
+++ /dev/null
@@ -1,187 +0,0 @@
-{
- "metadata": {
-  "name": "",
-  "signature": "sha256:d811f941685df0c27130d7c823a224d6aa75e253b0c49d58341e9220ca07cdb5"
- },
- "nbformat": 3,
- "nbformat_minor": 0,
- "worksheets": [
-  {
-   "cells": [
-    {
-     "cell_type": "heading",
-     "level": 1,
-     "metadata": {},
-     "source": [
-      "Chapter16-Structure of Solids"
-     ]
-    },
-    {
-     "cell_type": "heading",
-     "level": 2,
-     "metadata": {},
-     "source": [
-      "Ex1-pg483"
-     ]
-    },
-    {
-     "cell_type": "code",
-     "collapsed": false,
-     "input": [
-      "import math\n",
-      "##Example 16.1\n",
-      "##calculation of density\n",
-      "\n",
-      "##given values\n",
-      "a=3.36*10**-10;##lattice constant in m\n",
-      "M=209.;##atomicmass of polonium in kg\n",
-      "N=6.02*10**26;##avogadro's number\n",
-      "z=1.;##no of atom\n",
-      "##calculation\n",
-      "d=z*M/(N*a**3)\n",
-      "\n",
-      "print'%s %.2f %s'%('density (in kg/m^3) is',d,'');\n"
-     ],
-     "language": "python",
-     "metadata": {},
-     "outputs": [
-      {
-       "output_type": "stream",
-       "stream": "stdout",
-       "text": [
-        "density (in kg/m^3) is 9152.34 \n"
-       ]
-      }
-     ],
-     "prompt_number": 7
-    },
-    {
-     "cell_type": "heading",
-     "level": 2,
-     "metadata": {},
-     "source": [
-      "Ex2-pg483"
-     ]
-    },
-    {
-     "cell_type": "code",
-     "collapsed": false,
-     "input": [
-      "import math\n",
-      "##Example 16.2\n",
-      "##calculation of no of atoms\n",
-      "\n",
-      "##given values\n",
-      "a=4.3*10**-10;##edge of unit cell in m\n",
-      "d=963.;##density in kg/m**3\n",
-      "M=23.;##atomicmass of sodium in kg\n",
-      "N=6.02*10**26;##avogadro's number\n",
-      "\n",
-      "##calculation\n",
-      "z=d*N*a**3./M;\n",
-      "\n",
-      "print'%s %.2f %s'%('no of atoms is',z,'');\n"
-     ],
-     "language": "python",
-     "metadata": {},
-     "outputs": [
-      {
-       "output_type": "stream",
-       "stream": "stdout",
-       "text": [
-        "no of atoms is 2.00 \n"
-       ]
-      }
-     ],
-     "prompt_number": 3
-    },
-    {
-     "cell_type": "heading",
-     "level": 2,
-     "metadata": {},
-     "source": [
-      "Ex3-pg483"
-     ]
-    },
-    {
-     "cell_type": "code",
-     "collapsed": false,
-     "input": [
-      "import math\n",
-      "##Example 16.3\n",
-      "##calculation of distance\n",
-      "\n",
-      "##given values\n",
-      "z=4.;##no of atoms in fcc\n",
-      "d=2180.;##density in kg/m**3\n",
-      "M=23+35.3;##atomicmass of sodium chloride in kg\n",
-      "N=6.02*10**26;##avogadro's number\n",
-      "\n",
-      "##calculation\n",
-      "a1=z*M/(N*d);\n",
-      "a=a1**(1/3.);\n",
-      "l=a/2.;##in m\n",
-      "\n",
-      "print'%s %.2f %s'%('distance between adjacent chlorine and sodium atoms in armstrong is',l*10**10,'');\n"
-     ],
-     "language": "python",
-     "metadata": {},
-     "outputs": [
-      {
-       "output_type": "stream",
-       "stream": "stdout",
-       "text": [
-        "distance between adjacent chlorine and sodium atoms in armstrong is 2.81 \n"
-       ]
-      }
-     ],
-     "prompt_number": 4
-    },
-    {
-     "cell_type": "heading",
-     "level": 2,
-     "metadata": {},
-     "source": [
-      "Ex4-pg495"
-     ]
-    },
-    {
-     "cell_type": "code",
-     "collapsed": false,
-     "input": [
-      "import math\n",
-      "##Example 16.4\n",
-      "##calculation of interatomic spacing\n",
-      "\n",
-      "##given values\n",
-      "alpha=30*math.pi/180.;##Bragg angle in degree\n",
-      "h=1;\n",
-      "k=1;\n",
-      "l=1;\n",
-      "m=1;##order of reflection\n",
-      "x=1.75*10**-10;##wavelength in m\n",
-      "\n",
-      "##calculation\n",
-      "d=m*x/(2.*math.sin(alpha));\n",
-      "a=d*math.sqrt(h**2+k**2+l**2.);##in m\n",
-      "\n",
-      "print'%s %.2f %s'%('interatomic spacing in armstrong is',a*10**10,'');\n"
-     ],
-     "language": "python",
-     "metadata": {},
-     "outputs": [
-      {
-       "output_type": "stream",
-       "stream": "stdout",
-       "text": [
-        "interatomic spacing in armstrong is 3.03 \n"
-       ]
-      }
-     ],
-     "prompt_number": 6
-    }
-   ],
-   "metadata": {}
-  }
- ]
-}
-\ No newline at end of file