Added(A)/Deleted(D) following books

 A  Electronics_Engineering_by_P._Raja/chapter_1_2.ipynb
A  Electronics_Engineering_by_P._Raja/chapter_2_2.ipynb
A  Electronics_Engineering_by_P._Raja/chapter_3_2.ipynb
A  Electronics_Engineering_by_P._Raja/chapter_4_2.ipynb
A  Electronics_Engineering_by_P._Raja/chapter_5_2.ipynb
A  Electronics_Engineering_by_P._Raja/chapter_6_2.ipynb
A  Electronics_Engineering_by_P._Raja/chapter_7_2.ipynb
A  Electronics_Engineering_by_P._Raja/chapter_8_2.ipynb
A  Electronics_Engineering_by_P._Raja/chapter_9_2.ipynb
A  Electronics_Engineering_by_P._Raja/screenshots/7_2.png
A  Electronics_Engineering_by_P._Raja/screenshots/snap-3_2.png
A  Electronics_Engineering_by_P._Raja/screenshots/snap-6_2.png
A  Machine_Design_by_U.C._Jindal/Ch10.ipynb
A  Machine_Design_by_U.C._Jindal/Ch11.ipynb
A  Machine_Design_by_U.C._Jindal/Ch12.ipynb
A  Machine_Design_by_U.C._Jindal/Ch13.ipynb
A  Machine_Design_by_U.C._Jindal/Ch14.ipynb
A  Machine_Design_by_U.C._Jindal/Ch15.ipynb
A  Machine_Design_by_U.C._Jindal/Ch16.ipynb
A  Machine_Design_by_U.C._Jindal/Ch17.ipynb
A  Machine_Design_by_U.C._Jindal/Ch18.ipynb
A  Machine_Design_by_U.C._Jindal/Ch19.ipynb
A  Machine_Design_by_U.C._Jindal/Ch20.ipynb
A  Machine_Design_by_U.C._Jindal/Ch21.ipynb
A  Machine_Design_by_U.C._Jindal/Ch22.ipynb
A  Machine_Design_by_U.C._Jindal/Ch23.ipynb
A  Machine_Design_by_U.C._Jindal/Ch24.ipynb
A  Machine_Design_by_U.C._Jindal/Ch25.ipynb
A  Machine_Design_by_U.C._Jindal/Ch26.ipynb
A  Machine_Design_by_U.C._Jindal/Ch27.ipynb
A  Machine_Design_by_U.C._Jindal/Ch28.ipynb
A  Machine_Design_by_U.C._Jindal/Ch29.ipynb
A  Machine_Design_by_U.C._Jindal/Ch3.ipynb
A  Machine_Design_by_U.C._Jindal/Ch30.ipynb
A  Machine_Design_by_U.C._Jindal/Ch31.ipynb
A  Machine_Design_by_U.C._Jindal/Ch4.ipynb
A  Machine_Design_by_U.C._Jindal/Ch5.ipynb
A  Machine_Design_by_U.C._Jindal/Ch6.ipynb
A  Machine_Design_by_U.C._Jindal/Ch7.ipynb
A  Machine_Design_by_U.C._Jindal/Ch8.ipynb
A  Machine_Design_by_U.C._Jindal/Ch9.ipynb
A  Machine_Design_by_U.C._Jindal/screenshots/Chapter-3stressgraph.png
A  Machine_Design_by_U.C._Jindal/screenshots/Chapter-_8AdditionalLoad.png
A  Machine_Design_by_U.C._Jindal/screenshots/Chapter11_-_strengthofrevet.png
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/Chapter02_2.ipynb
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/Chapter03_2.ipynb
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/Chapter04_2.ipynb
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/Chapter05_2.ipynb
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/Chapter06_2.ipynb
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/Chapter07_2.ipynb
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/Chapter08_2.ipynb
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/Chapter09_2.ipynb
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/Chapter10_2.ipynb
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/Chapter11_2.ipynb
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/screenshots/Screenshot_3.1.py.PNG
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/screenshots/Screenshot_6.1.py.PNG
A  Solid_State_Devices_and_Circuits___by_V._Chaudhary_and_H._K._Maity/screenshots/Screenshot_6.2.py.PNG
A  sample_notebooks/PriyankaSaini/Chapter3.ipynb
A  sample_notebooks/ebbygeorge/Chapter01.ipynb

1 files changed, 253 insertions, 0 deletions

diff --git a/Machine_Design_by_U.C._Jindal/Ch5.ipynb b/Machine_Design_by_U.C._Jindal/Ch5.ipynb
new file mode 100644
index 00000000..ea122295
--- /dev/null
+++ b/Machine_Design_by_U.C._Jindal/Ch5.ipynb
@@ -0,0 +1,253 @@
+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:56bbd90f35decd7f62fabe45fb918c0e397bbdcedfeeda130ab611b764281c1a"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Ch:5 Introduction to pressure vessels"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "exa 5-1 - Page 138"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "p=2#\n",
+      "Rm=220#\n",
+      "#tensile hoop or circumferential stress= sigt\n",
+      "sigr=-2#\n",
+      "#sigt=(p*Rm)/t#\n",
+      "Sa=230/2#\n",
+      "#t1=thickness according to maximum principal stress theory\n",
+      "#t2=thickness according to maximum shear stress theory\n",
+      "t1=(p*Rm)/Sa#\n",
+      "t2=(p*Rm)/(Sa+sigr)#\n",
+      "print \"t1 is %0.2f mm \"%(t1)#\n",
+      "print \"\\nt2 is %0.3f mm \"%(t2)#"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "t1 is 3.00 mm \n",
+        "\n",
+        "t2 is 3.000 mm \n"
+       ]
+      }
+     ],
+     "prompt_number": 1
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "exa 5-2 - Page 139"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "from math import sqrt\n",
+      "from __future__ import division\n",
+      "#Elastic limit=sige\n",
+      "sige=310#\n",
+      "#inside diameter=di\n",
+      "di=300#\n",
+      "p=1.8#\n",
+      "FOS=2#\n",
+      "#design stress=sigd#\n",
+      "sigd=sige/2#\n",
+      "c=0.162#\n",
+      "d=380#\n",
+      "#cover plate thickness=t#\n",
+      "t=d*sqrt(c*p/sigd)#\n",
+      "t=17#\n",
+      "M=di*p*t/4#\n",
+      "\n",
+      "z=(1/6)*1*t**2#\n",
+      "#bending stress=sigb#\n",
+      "sigb=M/z#\n",
+      "print \"t is %0.1fmm \"%(t)#\n",
+      "print \"\\nM is %0.1fmm \"%(M)#\n",
+      "print \"\\nsigb is %0.1fmm \"%(sigb)#\n",
+      "if (sigb<=sigd):\n",
+      "    print 'sigb is below allowable sigd.'"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "t is 17.0mm \n",
+        "\n",
+        "M is 2295.0mm \n",
+        "\n",
+        "sigb is 47.6mm \n",
+        "sigb is below allowable sigd.\n"
+       ]
+      }
+     ],
+     "prompt_number": 2
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "exa 5-3 - Page 140"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "sige=220#\n",
+      "v=0.29#\n",
+      "Ri=175#\n",
+      "FOS=3#\n",
+      "Sa=sige/3#\n",
+      "p=10#\n",
+      "#t1=thickness according to maximum principal stress theory\n",
+      "#t2=thickness according to maximum shear stress theory\n",
+      "x=Sa+(p*(1-(2*v)))#\n",
+      "y=Sa-(p*(1+v))#\n",
+      "t1=(sqrt(x/y)-1)*Ri#\n",
+      "t1=24#\n",
+      "#t1=((sqrt((Sa+(p*(1-(2*v)))))/(Sa-(p*(1+v))))-1)*Ri#\n",
+      "t2=Ri*((sqrt(Sa/(Sa-(2*p))))-1)#\n",
+      "# printing data in scilab o/p window\n",
+      "print \"t1 is %0.1fmm \"%(t1)#\n",
+      "print \"\\nt2 is %0.3fmm \"%(t2)#\n",
+      "#The answer to t2 is not calculated in the book."
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "t1 is 24.0mm \n",
+        "\n",
+        "t2 is 30.206mm \n"
+       ]
+      }
+     ],
+     "prompt_number": 3
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "exa 5-4 - Page 141"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "p=16#\n",
+      "Ri=250#\n",
+      "#Yield strength =sigy#\n",
+      "sigy=330#\n",
+      "v=0.3#\n",
+      "FOS=3#\n",
+      "Sa=sigy/3#\n",
+      "t=Ri*((sqrt(Sa/(Sa-(2*p))))-1)#\n",
+      "t=50#\n",
+      "\n",
+      "print \"t is %0.1fmm \"%(t)#"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "t is 50.0mm \n"
+       ]
+      }
+     ],
+     "prompt_number": 4
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "exa 5-5 - Page 141"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "from math import pi\n",
+      "d=15#\n",
+      "Eg=480#\n",
+      "t=3#\n",
+      "#flange thickness=ft#\n",
+      "ft=12#\n",
+      "A=pi*d**2/4#\n",
+      "l=d+t+(ft/2)#\n",
+      "E=210#\n",
+      "kb=A*E/l#\n",
+      "#effective area of gasket=Ag#\n",
+      "Ag=pi*(((ft+t+d)**2)-(d**2))/4#\n",
+      "kg=Ag*Eg/t#\n",
+      "# printing data in scilab o/p window\n",
+      "print \"kb is %0.3f N/mm \"%(kb)#\n",
+      "kb=kb*10**-3#\n",
+      "kg=kg*10**-3#\n",
+      "if (kb<=kg):\n",
+      "    print \"\\nThe combines stiffness of bolt and gasket is %0.3f kN/mm\"%(kg)\n",
+      "\n",
+      "\n",
+      "#The difference in the value of kb is due to rounding-off the value of A \n",
+      "   "
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "kb is 1546.253 N/mm \n",
+        "\n",
+        "The combines stiffness of bolt and gasket is 84.823 kN/mm\n"
+       ]
+      }
+     ],
+     "prompt_number": 5
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
\ No newline at end of file