Added(A)/Deleted(D) following books

 R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch3.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch3.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch3_1.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch3_1.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch4.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch4.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch4_1.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch4_1.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch5.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch5.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch5_1.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch5_1.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch6.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch6.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch6_1.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch6_1.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch7.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch7.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch7_1.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch7_1.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch8.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch8.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch8_1.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch8_1.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch9.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch9.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/ch9_1.ipynb" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/ch9_1.ipynb
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/screenshots/3.png" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/screenshots/3.png
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/screenshots/3_1.png" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/screenshots/3_1.png
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/screenshots/5.png" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/screenshots/5.png
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/screenshots/5_1.png" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/screenshots/5_1.png
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/screenshots/9.png" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/screenshots/9.png
R  "_Applied_Thermodynamics_and_Engineering\t_by_T._D._Eastop_and_A._Mcconkey/screenshots/9_1.png" -> Applied_Thermodynamics_and_Engineering_by_T._D._Eastop_and_A._Mcconkey/screenshots/9_1.png
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch15_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch16_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch17_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch18_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch19_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch20_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch21_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch22_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch23_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch24_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch25_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch26_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch27_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch28_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch29_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/Ch30_2.ipynb
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/screenshots/1RefractionOfLaserLight_2.png
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/screenshots/2PropertiesOfImage_2.png
A  College_Physics_(volume_2)_by_R._A._Serway_and_J._S._Faughn/screenshots/3PositionOf1DarkFringe_2.png
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch10_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch11_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch12_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch13_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch1_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch2_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch3_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch4_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch5_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch6_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch7_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch8_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/Ch9_2.ipynb
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/screenshots/opNip3_2.png
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/screenshots/opNipV3_2.png
A  Electronic_Devices_And_Circuits_by_B._Kumar_And_S._B._Jain/screenshots/transferChar3_2.png
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter10_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter10_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter11_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter11_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter12_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter12_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter13_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter13_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter14_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter14_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter2_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter2_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter3_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter3_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter4_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter4_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter5_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter5_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter6_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter6_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter7_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter7_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter8_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter8_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter9_2.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/Chapter9_3.ipynb
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/screenshots/Ch13AngularDisplacement_1.png
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/screenshots/Ch13AngularDisplacement_2.png
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/screenshots/Ch13LateralDisplacement_1.png
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/screenshots/Ch13LateralDisplacement_2.png
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/screenshots/Ch13LongitudinalDisplacement_1.png
A  Fiber_Optics_and_Optoelectronics_by_R._P._Khare/screenshots/Ch13LongitudinalDisplacement_2.png
A  Machine_Design_by_U.C._Jindal/Ch10_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch11_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch12_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch13_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch14_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch15_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch16_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch17_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch18_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch19_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch20_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch21_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch22_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch23_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch24_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch25_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch26_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch27_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch28_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch29_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch30_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch31_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch3_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch4_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch5_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch6_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch7_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch8_2.ipynb
A  Machine_Design_by_U.C._Jindal/Ch9_2.ipynb
A  Machine_Design_by_U.C._Jindal/screenshots/Chapter-3stressgraph_2.png
A  Machine_Design_by_U.C._Jindal/screenshots/Chapter-_8AdditionalLoad_2.png
A  Machine_Design_by_U.C._Jindal/screenshots/Chapter11_-_strengthofrevet_2.png
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/README.txt -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/README.txt
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter10.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter10.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter10_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter10_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter11.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter11.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter11_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter11_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter1_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter1_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter2.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter2.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter2_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter2_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter3.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter3.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter3_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter3_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter4.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter4.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter4_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter4_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter5.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter5.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter5_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter5_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter6.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter6.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter6_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter6_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter7.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter7.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter7_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter7_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter8.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter8.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter8_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter8_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter9.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter9.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter9_1.ipynb -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/chapter9_1.ipynb
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(56).png -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(56).png
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(56)_1.png -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(56)_1.png
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(57).png -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(57).png
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(57)_1.png -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(57)_1.png
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(58).png -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(58).png
R  _Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(58)_1.png -> Nuclear_Chemistry_through_Problems_by__H._J._Arnikar_and_N._S._Rajurkar/screenshots/Screenshot_(58)_1.png
D  df_by_f/muktesh.ipynb
D  df_by_f/padmavathi.ipynb
D  df_by_f/prashanth.ipynb
D  df_by_f/screenshots/blank1.png
D  df_by_f/screenshots/blank1_(another_copy).png
D  df_by_f/screenshots/blank1_(copy).png
D  df_by_f/screenshots/blank1_(copy)_1.png
D  df_by_f/screenshots/blank1_1.png
D  df_by_f/screenshots/blank1_2.png
D  dss_by_asd/README.txt
D  dss_by_asd/namratha.ipynb
D  dss_by_asd/screenshots/screenshot2.png
D  dss_by_asd/screenshots/screenshot4.png
D  dss_by_asd/screenshots/streamplot.png
D  fdgfg_by_fgs/arijit.ipynb
D  fdgfg_by_fgs/screenshots/48007040.png
D  fdgfg_by_fgs/screenshots/acrofi_india.png
D  fdgfg_by_fgs/screenshots/acrofi_india_1.png
D  testing_by_test/screenshots/screenshot6.png
D  testing_by_test/screenshots/screenshot6_1.png
D  testing_by_test/screenshots/screenshot6_2.png
D  testing_by_test/screenshots/screenshot6_3.png
D  testing_by_test/screenshots/screenshot6_4.png
D  testing_by_test/screenshots/screenshot6_5.png
D  testing_by_test/vivek.ipynb
D  testing_by_test/vivek_1.ipynb

1 files changed, 378 insertions, 0 deletions

diff --git a/Machine_Design_by_U.C._Jindal/Ch6_2.ipynb b/Machine_Design_by_U.C._Jindal/Ch6_2.ipynb
new file mode 100644
index 00000000..54908fbc
--- /dev/null
+++ b/Machine_Design_by_U.C._Jindal/Ch6_2.ipynb
@@ -0,0 +1,378 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Ch:6 Levers"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## exa 6-1 - Page 171"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      " d1 is 20.0 mm     \n",
+      "\n",
+      " D is 40.0 mm     \n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import sqrt, pi\n",
+    "Del=10#\n",
+    "k=500#\n",
+    "W=k*Del#\n",
+    "#Let load arm be l1\n",
+    "l1=200#\n",
+    "#Let effort arm be l2\n",
+    "l2=500#\n",
+    "P=W*l1/l2#\n",
+    "Ro=sqrt(W**2+P**2)#\n",
+    "Ta=40#\n",
+    "d=sqrt(Ro*4/(2*pi*Ta))#\n",
+    "d=10#\n",
+    "pb=10#\n",
+    "d1=sqrt(Ro/(pb*1.5))#\n",
+    "d1=20#\n",
+    "l=1.5*d#\n",
+    "t=10#\n",
+    "T=Ro*4/(2*pi*d1**2)#\n",
+    "M=(Ro/2*(l/2+t/3))-(Ro/2*l/4)#\n",
+    "sigb=32*M/(pi*d1**3)#\n",
+    "sigmax=(sigb/2)+sqrt((sigb/2)**2+T**2)#\n",
+    "P=Ro/(l*d1)#\n",
+    "D=2*d1#\n",
+    "print \" d1 is %0.1f mm     \"%(d1)#\n",
+    "print \"\\n D is %0.1f mm     \"%(D)#"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## exa 6-2 - Page 172"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      " h is 50.00 mm     \n",
+      "\n",
+      " pmax is 74.43 MPa     \n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import sqrt, pi\n",
+    "d1=80#\n",
+    "p=0.981#\n",
+    "Ta=40#\n",
+    "siga=80#\n",
+    "pa=15#\n",
+    "W=pi*(d1**2)*p/4#\n",
+    "P=W/8#\n",
+    "Ws=W-P#\n",
+    "d=sqrt(W*4/(pi*2*Ta))#\n",
+    "l=1.5*d#\n",
+    "D=2*d#\n",
+    "T=W/(2*pi*pa**2/4)#\n",
+    "M1=P*(700-87.5-(D/2))#\n",
+    "h=50#\n",
+    "b=h/4#\n",
+    "Z=b*h**2/6#\n",
+    "sigb=M1/Z#\n",
+    "pmax=80#\n",
+    "T=2465.6/h**2#\n",
+    "pmax=(sigb/2)+sqrt((sigb/2)**2+T**2)#\n",
+    "print \" h is %0.2f mm     \"%(h)#\n",
+    "print \"\\n pmax is %0.2f MPa     \"%(pmax)#\n",
+    "  \n",
+    "#The difference in the value of pmax is due to rounding-off the digits."
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## exa 6-3 - Page 173"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "P is 2.0 KN     \n",
+      "\n",
+      "pmax is 69.53 MPa     \n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import sqrt, pi\n",
+    "P=((4*360)+(2*360))/900#\n",
+    "Fv=4-2#\n",
+    "Fh=P#\n",
+    "Fr=sqrt(Fv**2+Fh**2)#\n",
+    "P1=4*0.36/0.9#\n",
+    "Rf=sqrt(4**2+1.6**2)#\n",
+    "d=sqrt(Rf*10**3/(15*1.25))#\n",
+    "d=16#\n",
+    "l=1.25*d#\n",
+    "T=Rf*10**3*4/(2*pi*d**2)#\n",
+    "D=2*d#\n",
+    "M1=Rf*10**3*(360-(D/2))#\n",
+    "pa=15#\n",
+    "h=80#\n",
+    "b=h/4#\n",
+    "Z=b*h**2/6#\n",
+    "sigb=M1/Z#\n",
+    "T=4310/(b*h)#\n",
+    "pmax=(sigb/2)+sqrt((sigb/2)**2+T**2)#\n",
+    "print \"P is %0.1f KN     \"%(P)#\n",
+    "print \"\\npmax is %0.2f MPa     \"%(pmax)#"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## exa 6-4 - Page 174"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 4,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "d is 30.0 mm     \n",
+      "\n",
+      "D is 30.0 mm     \n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import sqrt, pi\n",
+    "l=360#\n",
+    "P=400#\n",
+    "Mh=2*P*l/3#\n",
+    "sigb=50#\n",
+    "l1=60#\n",
+    "d=(Mh*32/(pi*l1))**(1/3)#\n",
+    "d=30#\n",
+    "L=420#\n",
+    "siga=60#\n",
+    "H=20#\n",
+    "B=H/3#\n",
+    "Mx=P*(L-H/2)#\n",
+    "Tx=2*P*l/3#\n",
+    "sigb1=Mx*18/H**3#\n",
+    "Td=P/(B*H)#\n",
+    "Tr=17.17*Tx/H**4#\n",
+    "T=Tr+Td#\n",
+    "sigmax=(sigb1/2)+sqrt((sigb1/2)**2+T**2)#\n",
+    "Tmax=sqrt((sigb1/2)**2+T**2)#\n",
+    "T=P*L#\n",
+    "M=P*(l1+(2/3*l))#\n",
+    "Te=sqrt(T**2+M**2)#\n",
+    "Ta=40#\n",
+    "D=(Te*16/(pi*Ta))**(1/3)#\n",
+    "D=30# #Rounding off to nearest whole number\n",
+    "print \"d is %0.1f mm     \"%(d)#\n",
+    "print \"\\nD is %0.1f mm     \"%(D)#"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## exa 6-5 - Page 175"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 5,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      " d is 35.0  mm     \n",
+      "\n",
+      " dh is 22.0 mm     \n",
+      "\n",
+      " d1 is 56.0 mm     \n",
+      "\n",
+      " l1 is 52.5 mm     \n",
+      "\n",
+      " d2 is 32.0 mm     \n",
+      "\n",
+      " b  is 9.0  mm     \n",
+      "\n",
+      " t  is 6.0  mm     \n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import sqrt, pi\n",
+    "l2=300#\n",
+    "l=450#\n",
+    "P=400#\n",
+    "Mx=2*P*l2/3#\n",
+    "siga=80#\n",
+    "dh=(Mx*32/(pi*siga))**(1/3)#\n",
+    "dh=22#\n",
+    "L=(2*l2/3)+l#\n",
+    "T=P*L#\n",
+    "Ta=40#\n",
+    "d=(T*16/(pi*Ta))**(1/3)#\n",
+    "d=35#\n",
+    "d1=1.6*d#\n",
+    "Th=T*16*d1/(pi*(d1**4-d**4))#\n",
+    "l1=1.5*d#\n",
+    "My=P*(L-(d1/2))#\n",
+    "B=dh#\n",
+    "H=sqrt(3.66*75)#\n",
+    "H=30#\n",
+    "Mz=P*l1/2#\n",
+    "Te=sqrt(T**2+Mz**2)#\n",
+    "d2=(Te*16/(pi*Ta))**(1/3)#\n",
+    "d2=32#\n",
+    "b=d/4#\n",
+    "b=9# #Rounding off to nearest whole number\n",
+    "t=d/6#\n",
+    "t=6# #Rounding off to nearest whole number\n",
+    "print \" d is %0.1f  mm     \"%(d)#\n",
+    "print \"\\n dh is %0.1f mm     \"%(dh)#\n",
+    "print \"\\n d1 is %0.1f mm     \"%(d1)#\n",
+    "print \"\\n l1 is %0.1f mm     \"%(l1)#\n",
+    "print \"\\n d2 is %0.1f mm     \"%(d2)#\n",
+    "print \"\\n b  is %0.1f  mm     \"%(b)#\n",
+    "print \"\\n t  is %0.1f  mm     \"%(t)#\n",
+    "  "
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## exa 6-6 - Page 175"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      " d is 32.0  mm     \n",
+      "\n",
+      " d1 is 52.0 mm     \n",
+      "\n",
+      " l1 is 40.0 mm     \n",
+      "\n",
+      " B  is 15.0 mm     \n",
+      "\n",
+      " H  is 45.0 mm     \n",
+      "\n",
+      " d2 is 38.0 mm     \n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import sqrt, pi\n",
+    "L=450#\n",
+    "P=700#\n",
+    "T=P*L#\n",
+    "Ta=50#\n",
+    "d=(T*16/(pi*Ta))**(1/3)#\n",
+    "d=32#\n",
+    "d1=1.6*d#\n",
+    "d1=52# #Rounding off to nearest whole number\n",
+    "l1=1.25*d#\n",
+    "My=P*(L-d1/2)#\n",
+    "sigb=65#\n",
+    "H=(My*18/sigb)**(1/3)#\n",
+    "H=45#\n",
+    "B=H/3#\n",
+    "T1=P/(B*H)#\n",
+    "sigmax=(sigb/2)+sqrt((sigb/2)**2+T**2)#\n",
+    "Mx=P*l1/2#\n",
+    "Te=sqrt((T)**2+(Mx**2))#\n",
+    "d2=(Te*16/(pi*Ta))**(1/3)#\n",
+    "d2=d2+6#\n",
+    "d2=38# #Rounding off to nearest whole number\n",
+    "print \" d is %0.1f  mm     \"%(d)#\n",
+    "print \"\\n d1 is %0.1f mm     \"%(d1)#\n",
+    "print \"\\n l1 is %0.1f mm     \"%(l1)#\n",
+    "print \"\\n B  is %0.1f mm     \"%(B)#\n",
+    "print \"\\n H  is %0.1f mm     \"%(H)#\n",
+    "print \"\\n d2 is %0.1f mm     \"%(d2)#\n",
+    "  "
+   ]
+  }
+ ],
+ "metadata": {
+  "kernelspec": {
+   "display_name": "Python 2",
+   "language": "python",
+   "name": "python2"
+  },
+  "language_info": {
+   "codemirror_mode": {
+    "name": "ipython",
+    "version": 2
+   },
+   "file_extension": ".py",
+   "mimetype": "text/x-python",
+   "name": "python",
+   "nbconvert_exporter": "python",
+   "pygments_lexer": "ipython2",
+   "version": "2.7.9"
+  }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 0
+}