Merge pull request #1 from debashisdeb/master

removing problem statements from all the chapters to avoid copyright violations

1 files changed, 33 insertions, 6 deletions

diff --git a/Engineering_Physics_Aruldhas/Chapter17_1.ipynb b/Engineering_Physics_Aruldhas/Chapter17_1.ipynb
index f0df2691..891f2d43 100644
--- a/Engineering_Physics_Aruldhas/Chapter17_1.ipynb
+++ b/Engineering_Physics_Aruldhas/Chapter17_1.ipynb
@@ -1,6 +1,7 @@
 {
  "metadata": {
-  "name": "Chapter17"
+  "name": "",
+  "signature": "sha256:d4400dbe9ddae05e5ab81173c9df50e2e9dde25edf961941bd9c8dc15f5a6fe1"
  },
  "nbformat": 3,
  "nbformat_minor": 0,
@@ -11,25 +12,51 @@
      "cell_type": "heading",
      "level": 1,
      "metadata": {},
-     "source": "17: Ultrasonics"
+     "source": [
+      "17: Ultrasonics"
+     ]
     },
     {
      "cell_type": "heading",
      "level": 2,
      "metadata": {},
-     "source": "Example number 17.1, Page number 352"
+     "source": [
+      "Example number 17.1, Page number 352"
+     ]
     },
     {
      "cell_type": "code",
      "collapsed": false,
-     "input": "#To calculate the thickness of vibrating quartz\n\n#importing modules\nimport math\nfrom __future__ import division\n\n#Variable declaration\nf = 3;        #Fundamental vibrational frequency of quartz crystal(MHz)\nY = 7.9*10**10;       #Young's modulus of quartz(N/m**2)\nrho = 2650;      #Density of quartz(kg/m**3)\n\n#Calculation\nf = f*10**6;    #Fundamental vibrational frequency of quartz crystal(Hz)\nl = 1/(2*f)*math.sqrt(Y/rho);    #Thickness of vibrating quartz at resonance(m)\nl = l*10**3;       #Thickness of vibrating quartz at resonance(mm)\nl = math.ceil(l*100)/100;     #rounding off the value of l to 2 decimals\n\n#Result\nprint \"The thickness of vibrating quartz at resonance is\",l, \"mm\"",
+     "input": [
+      "\n",
+      "\n",
+      "#importing modules\n",
+      "import math\n",
+      "from __future__ import division\n",
+      "\n",
+      "#Variable declaration\n",
+      "f = 3;        #Fundamental vibrational frequency of quartz crystal(MHz)\n",
+      "Y = 7.9*10**10;       #Young's modulus of quartz(N/m**2)\n",
+      "rho = 2650;      #Density of quartz(kg/m**3)\n",
+      "\n",
+      "#Calculation\n",
+      "f = f*10**6;    #Fundamental vibrational frequency of quartz crystal(Hz)\n",
+      "l = 1/(2*f)*math.sqrt(Y/rho);    #Thickness of vibrating quartz at resonance(m)\n",
+      "l = l*10**3;       #Thickness of vibrating quartz at resonance(mm)\n",
+      "l = math.ceil(l*100)/100;     #rounding off the value of l to 2 decimals\n",
+      "\n",
+      "#Result\n",
+      "print \"The thickness of vibrating quartz at resonance is\",l, \"mm\""
+     ],
      "language": "python",
      "metadata": {},
      "outputs": [
       {
        "output_type": "stream",
        "stream": "stdout",
-       "text": "The thickness of vibrating quartz at resonance is 0.91 mm\n"
+       "text": [
+        "The thickness of vibrating quartz at resonance is 0.91 mm\n"
+       ]
       }
      ],
      "prompt_number": 1
@@ -37,7 +64,7 @@
     {
      "cell_type": "code",
      "collapsed": false,
-     "input": "",
+     "input": [],
      "language": "python",
      "metadata": {},
      "outputs": []