Added(A)/Deleted(D) following books

 A  Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter1.ipynb
A  Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter2.ipynb
A  Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter3.ipynb
A  Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter4.ipynb
A  Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter5.ipynb
A  Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/chapter6.ipynb
A  Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/screenshots/CloseLoopVoltageGain3-5.png
A  Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/screenshots/ValueOfResistance3_9.png
A  Analog_Electronics_by_U._A._Bakshi_And_A._P._Godse/screenshots/requiredResistance3_8.png
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER01_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER02_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER03_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER04_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER07_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER09_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER11_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER15_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER16_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER18_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER19_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER20_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER23_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/CHAPTER24_2.ipynb
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/screenshots/Capture02_2.png
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/screenshots/Capture04_2.png
A  Electrical_Engineering_Fundamentals_by__Del_Toro_Vincent_/screenshots/Capture20_2.png
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch1.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch10.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch11.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch12.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch13.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch14.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch2.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch3.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch4.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch5.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch6.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch7.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch8.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch9.ipynb
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/screenshots/AntilogOpamp13.png
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/screenshots/LogOpamp13.png
A  Electronics_Circuits_and_Systems_by_Y._N._Bapat/screenshots/OutPutLogAmp13.png
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER10_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER10_11.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER13_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER13_11.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER14_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER14_11.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER15_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER15_11.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER16_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER16_11.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER17_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER17_9.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER18_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER18_11.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER20_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER20_9.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER22_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER22_9.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER23_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER23_11.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER25_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER25_9.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER28_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER28_9.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER2_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER2_11.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER32_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER32_9.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER36_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER36_11.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER9_10.ipynb
A  Manufacturing_Engineering_&_Technology_by__S._Kalpakjian_and_S._R._Schmid/CHAPTER9_11.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.10_3.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.1_3.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.2_3.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.3_3.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.4_3.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.5_3.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.6_3.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.7_3.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.8_3.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/chapter_no.9_3.ipynb
A  Strength_Of_Materials_by_S_S_Bhavikatti/screenshots/B.M.D_1_2.JPG
A  Strength_Of_Materials_by_S_S_Bhavikatti/screenshots/S.F.D_1_2.jpg
A  Strength_Of_Materials_by_S_S_Bhavikatti/screenshots/S.F.D_2_2.jpg
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/Chapter10_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/Chapter28_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/Chapter29_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter11_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter12_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter13_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter14_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter15_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter16_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter17_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter18_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter19_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter1_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter20_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter21_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter22_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter23_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter24_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter25_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter26_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter27_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter2_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter3_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter4_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter5_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter6_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter7_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter8_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/chapter9_2.ipynb
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/screenshots/image11_1.png
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/screenshots/image12_1.png
A  principle_of_physics_by_V.K.MEHTA_,_ROHIT_MEHTA_/screenshots/image13_1.png

1 files changed, 508 insertions, 0 deletions

diff --git a/Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch2.ipynb b/Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch2.ipynb
new file mode 100644
index 00000000..db94475e
--- /dev/null
+++ b/Electronics_Circuits_and_Systems_by_Y._N._Bapat/Ch2.ipynb
@@ -0,0 +1,508 @@
+{
+ "cells": [
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "# Chapter 2 - The Semiconductor Diode"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 2_1 Page No.  35"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "IR = 5.00e-08   ampere\n",
+      " Thermal voltage,VT= 0.03  volt\n",
+      "Junction voltage,VAK1= -0.25 volt\n",
+      "Diode current,IA =IR*(exp(VAK1/(2*VT))-1)= -4.96e-08   ampere\n",
+      "Junction voltage,VAK2= 0.25 volt\n",
+      "Diode current,IA =IR*(exp(VAK2/(2*VT))-1)= 6.07e-06   ampere\n",
+      "Junction voltage,VAK3= 0.50 volt\n",
+      "Diode current,IA =IR*(exp(VAK3/(2*VT))-1)= 7.50e-04   ampere\n",
+      "Junction voltage,VAK4= 0.60 volt\n",
+      "Diode current,IA =IR*(exp(VAK4/(2*VT))-1)= 0.01   ampere\n",
+      "Junction voltage,VAK3= 0.70 volt\n",
+      "Diode current,IA =IR*(exp(VAK5/(2*VT))-1)= 0.04   ampere\n",
+      "Junction voltage,VAK3= 0.80 volt\n",
+      "Diode current,IA =IR*(exp(VAK6/(2*VT))-1)= 0.24   ampere\n"
+     ]
+    }
+   ],
+   "source": [
+    "from __future__ import division\n",
+    "from math import exp\n",
+    "IR=50*10**(-9)\n",
+    "print \"IR = %0.2e \"%(IR),\" ampere\" # value of Reverse saturation current\n",
+    "VT=26*10**(-3)\n",
+    "print \" Thermal voltage,VT= %0.2f \"%(VT),\"volt\"\n",
+    "VAK1=(-0.25)# diode junction voltage\n",
+    "print \"Junction voltage,VAK1= %0.2f\"%(VAK1),\"volt\"\n",
+    "IA =IR*(exp(VAK1/(2*VT))-1)# formulae for diode current\n",
+    "print \"Diode current,IA =IR*(exp(VAK1/(2*VT))-1)= %0.2e \"%(IR*(exp(VAK1/(2*VT))-1)),\" ampere\" # calculation\n",
+    "VAK2=(+0.25)\n",
+    "print \"Junction voltage,VAK2= %0.2f\"%(VAK2),\"volt\"\n",
+    "IA =IR*(exp(VAK2/(2*VT))-1)\n",
+    "print \"Diode current,IA =IR*(exp(VAK2/(2*VT))-1)= %0.2e \"%(IA),\" ampere\" # calculation\n",
+    "VAK3=(+0.5)\n",
+    "print \"Junction voltage,VAK3= %0.2f\"%(VAK3),\"volt\"\n",
+    "print \"Diode current,IA =IR*(exp(VAK3/(2*VT))-1)= %0.2e \"%(IR*(exp(VAK3/(2*VT))-1)),\" ampere\" # calculation\n",
+    "VAK4=(+0.6)\n",
+    "print \"Junction voltage,VAK4= %0.2f\"%(VAK4),\"volt\"\n",
+    "print \"Diode current,IA =IR*(exp(VAK4/(2*VT))-1)= %0.2f \"%(IR*(exp(VAK4/(2*VT))-1)),\" ampere\" # calculation\n",
+    "VAK5=(+0.7)\n",
+    "print \"Junction voltage,VAK3= %0.2f\"%(VAK5),\"volt\"\n",
+    "print \"Diode current,IA =IR*(exp(VAK5/(2*VT))-1)= %0.2f \"%(IR*(exp(VAK5/(2*VT))-1)),\" ampere\" # calculation\n",
+    "VAK6=(+0.8)\n",
+    "print \"Junction voltage,VAK3= %0.2f\"%(VAK6),\"volt\"\n",
+    "print \"Diode current,IA =IR*(exp(VAK6/(2*VT))-1)= %0.2f \"%(IR*(exp(VAK6/(2*VT))-1)),\" ampere\" # calculation"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 2_2 Page No.  36"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "source voltage,VF = 5.00  volts\n",
+      "voltage drop,VD = 0.70  volts\n",
+      "resistance,R = 5000.00 ohm\n",
+      "resistance,R = 100.00 ohm\n",
+      "VR = 0.60  volts\n",
+      "Diode current ,IA = 0.00   ampere\n",
+      " using large signal model,IA = 8.63e-04   ampere\n",
+      "Junction voltage,VAK = 0.69  volts\n"
+     ]
+    }
+   ],
+   "source": [
+    "from __future__ import division\n",
+    "VF=5\n",
+    "print \"source voltage,VF = %0.2f \"%(VF)+ \" volts\"#initialization\n",
+    "VD=0.7\n",
+    "print \"voltage drop,VD = %0.2f \"%(VD)+ \" volts\"#initialization\n",
+    "R=5*10**(3)\n",
+    "print \"resistance,R = %0.2f \"%(R)+ \"ohm\"#initialization\n",
+    "RF=100\n",
+    "print \"resistance,R = %0.2f \"%(RF)+ \"ohm\"#initialization\n",
+    "VR=0.6\n",
+    "print \"VR = %0.2f \"%(VR)+ \" volts\"#initialization\n",
+    "IA=(VF-VD)/R #formulae\n",
+    "print \"Diode current ,IA = %0.2f \"%(IA),\" ampere\" # calculation\n",
+    "IA=(VF-VR)/(R+RF)# Formulae\n",
+    "print \" using large signal model,IA = %0.2e \"%(IA),\" ampere\" # calculation\n",
+    "VAK=(VR+IA*RF)# Formulae\n",
+    "print \"Junction voltage,VAK = %0.2f\"%(VAK),\" volts\"#calculation"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 2_3 Page No.  38"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      " Thermal voltage,VT= 0.03   volt\n",
+      "IR = 0.00   ampere\n",
+      "Junction voltage,VAK1= 0.70  volt\n",
+      "Forward conductance,gf= 0.67  mho\n",
+      "Forward resistance,rf = 1.48  ohm\n",
+      "Reverse conductance,gr= 1.37e-12  mho\n",
+      " Reverse resistance,rr = 7.30e+11  ohm\n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import exp\n",
+    "from __future__ import division\n",
+    "VT=26*10**(-3)\n",
+    "print \" Thermal voltage,VT= %0.2f \"%(VT),\" volt\"#initialization\n",
+    "IR=50*10**(-9)\n",
+    "print \"IR = %0.2f \"%(IR),\" ampere\" # value of Reverse saturation current\n",
+    "VAK1=(0.7)# diode junction voltage\n",
+    "print \"Junction voltage,VAK1= %0.2f\"%(VAK1),\" volt\"#initialization\n",
+    "gf=(IR/(2*VT))*exp(VAK1/(2*VT))  #Formulae\n",
+    "print \"Forward conductance,gf= %0.2f\"%(gf),\" mho\"\n",
+    "rf=1/gf  #Formulae\n",
+    "print \"Forward resistance,rf = %0.2f \"%(rf)+ \" ohm\"\n",
+    "VAK2=(-0.7)\n",
+    "gr=(IR/(2*VT))*exp(VAK2/(2*VT))  #Formulae\n",
+    "print \"Reverse conductance,gr= %0.2e\"%(gr),\" mho\"\n",
+    "rr=1/gr  #Formulae\n",
+    "print \" Reverse resistance,rr = %0.2e \"%(rr)+ \" ohm\""
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 2_4 Page No.  39"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "input voltage,Vi = 10.00   volts\n",
+      "resistance,Rs = 0.20 ohm\n",
+      "resistance,RL = 10.00 ohm\n",
+      "input voltage,VD = 0.70   volts\n",
+      " Peak load current ,Iim =(Vim-VD)/(RL+Rs) = 1.32  ampere\n",
+      " D.C load current ,Ildc =(2*Iim/(pi)) = 0.84  ampere\n",
+      " diode d.c current ,Iadc =(Ildc/2)= 0.42   ampere\n",
+      "peak inverse voltage ,PIV = 2*Vim= 28.28  volts\n",
+      "D.C output voltage,Vldc=Ildc*RL= 8.39   volts\n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import sqrt,pi\n",
+    "Vi=10\n",
+    "print \"input voltage,Vi = %0.2f \"%(Vi),\" volts\"  #initialization\n",
+    "Rs=0.2\n",
+    "print \"resistance,Rs = %0.2f \"%(Rs)+ \"ohm\"  #initialization\n",
+    "RL=10\n",
+    "print \"resistance,RL = %0.2f \"%(RL)+ \"ohm\"  #initialization\n",
+    "VD=0.7\n",
+    "print \"input voltage,VD = %0.2f \"%(VD),\" volts\"  #initialization\n",
+    "Vim=Vi*sqrt(2)  #Formulae\n",
+    "Iim=(Vim-VD)/(RL+Rs)  #Formulae\n",
+    "print \" Peak load current ,Iim =(Vim-VD)/(RL+Rs) = %0.2f\"%(Iim),\" ampere\" # calculation\n",
+    "Ildc=(2*Iim/(pi))  #Formulae\n",
+    "print \" D.C load current ,Ildc =(2*Iim/(pi)) = %0.2f\"%(Ildc),\" ampere\" # calculation\n",
+    "Iadc=(Ildc/2)  #Formulae\n",
+    "print \" diode d.c current ,Iadc =(Ildc/2)= %0.2f \"%(Iadc),\" ampere\" # calculation\n",
+    "PIV=2*Vim  #Formulae\n",
+    "print \"peak inverse voltage ,PIV = 2*Vim= %0.2f\"%(PIV),\" volts\" # calculation\n",
+    "Vldc=Ildc*RL  #Formulae\n",
+    "print \"D.C output voltage,Vldc=Ildc*RL= %0.2f \"%(Vldc),\" volts\" # calculation"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 2_5 Page No.  40"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 6,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      " D.C load current ,Idc = 1.00e-03   ampere\n",
+      "input voltage,Vi = 2.50   volts\n",
+      "voltage drop,VD = 0.70  volts\n",
+      "resistance,Rm = 50.00  ohm\n",
+      "resistance,R =[(2/pi)*((Vim-2*VD)/Idc)-Rm]= 1309.52  ohm\n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import sqrt,pi\n",
+    "Idc=1*10**(-3)\n",
+    "print \" D.C load current ,Idc = %0.2e \"%(Idc),\" ampere\" #initialization\n",
+    "Vi=2.5\n",
+    "print \"input voltage,Vi = %0.2f \"%(Vi),\" volts\"#initialization\n",
+    "Vim=Vi*sqrt(2)\n",
+    "VD=0.7\n",
+    "print \"voltage drop,VD = %0.2f \"%(VD)+ \" volts\" #initialization\n",
+    "Rm=50\n",
+    "print \"resistance,Rm = %0.2f \"%(Rm)+ \" ohm\" #initialization\n",
+    "R=((2/pi)*((Vim-2*VD)/Idc)-Rm) #Formulae\n",
+    "print \"resistance,R =[(2/pi)*((Vim-2*VD)/Idc)-Rm]= %0.2f \"%(R)+ \" ohm\"\n",
+    "\n",
+    "# NOTE: VALUE OF R=1310 ohm as given in book but here calculated ans is 1309.5231ohm   "
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 2_6 Page No.  45"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 10,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "input voltage,Vi = 10.00   volts\n",
+      "frequency,f1= 50.00  hertz\n",
+      "resistance,RL = 1100.00  ohm\n",
+      "Ripple factor,r = 0.05  \n",
+      "output voltage,VLDC = VLDC=Vim/(1+x)= 12.96  volts\n",
+      " voltage Regulation,VR =(Vim-VLDC)/(VLDC)= 0.09   volts\n",
+      "Ripple output voltage,Vr = Vr=VLDC*r= 0.68  volts\n"
+     ]
+    }
+   ],
+   "source": [
+    "from math import sqrt,pi\n",
+    "Vi=10\n",
+    "print \"input voltage,Vi = %0.2f \"%(Vi),\" volts\" #initialization\n",
+    "Vim=Vi*sqrt(2)\n",
+    "f1=50\n",
+    "print \"frequency,f1= %0.2f\"%(f1),\" hertz\"  #initialization\n",
+    "RL=1100\n",
+    "print \"resistance,RL = %0.2f \"%(RL)+ \" ohm\"  #initialization\n",
+    "C=50*10**(-6)\n",
+    "r=1/((4*sqrt(3))*f1*RL*C) # Formulae\n",
+    "print \"Ripple factor,r = %0.2f \"%(r),\"\"\n",
+    "x=1/(4*f1*RL*C) # Formulae\n",
+    "VLDC=Vim/(1+x) # Formulae\n",
+    "print \"output voltage,VLDC = VLDC=Vim/(1+x)= %0.2f\"%(VLDC),\" volts\" #calculation\n",
+    "VR=(Vim-VLDC)/(VLDC) # Formulae\n",
+    "print \" voltage Regulation,VR =(Vim-VLDC)/(VLDC)= %0.2f \"%(VR),\" volts\"  #calculation\n",
+    "Vr=VLDC*r # Formulae\n",
+    "print \"Ripple output voltage,Vr = Vr=VLDC*r= %0.2f\"%(Vr),\" volts\"#calculation"
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 2_7 Page No.  48"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 1,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "input voltage,VI = 10.00   volts\n",
+      "diode voltage,Vz = 5.00   volts\n",
+      "resistance,Rz = 100.00  ohm\n",
+      "resistance,RD = 500.00  ohm\n",
+      "percentage change in VI,DVI= 25.00   volts\n",
+      "percentage change in VL,DVL=(DVI)*(Rz/(RD+Rz))= 0.00   %\n",
+      "Output resistance,R0 =(RD*Rz)/(RD+Rz)= 83.00  ohm\n",
+      "resistance,RD = 500.00  ohm\n",
+      "Power dissipated,PZmax =PZmax=(Izmax*Vz)= 0.06  watt\n",
+      "Power dissipated,Prd=Prd=(Izmax*Izmax*RD)= 0.08  watt\n",
+      "Power dissipated,PD = 0.14  watt\n",
+      "resistance,RL = 500.00  ohm\n",
+      " voltage Regulation Percentage,%VR =(R0/RL)*(100)= 16.60  % \n"
+     ]
+    }
+   ],
+   "source": [
+    "VI=10\n",
+    "print \"input voltage,VI = %0.2f \"%(VI),\" volts\" #initialization\n",
+    "Vz=5\n",
+    "print \"diode voltage,Vz = %0.2f \"%(Vz),\" volts\" #initialization\n",
+    "Rz=100\n",
+    "print \"resistance,Rz = %0.2f \"%(Rz)+ \" ohm\"  #initialization\n",
+    "RD=500\n",
+    "print \"resistance,RD = %0.2f \"%(RD)+ \" ohm\"  #initialization\n",
+    "DVI=25\n",
+    "print \"percentage change in VI,DVI= %0.2f \"%(DVI),\" volts\" #initialization\n",
+    "DVL=(DVI)*(Rz/(RD+Rz))  #Formulae\n",
+    "print \"percentage change in VL,DVL=(DVI)*(Rz/(RD+Rz))= %0.2f \"%(DVL),\" %\"\n",
+    "R0=(RD*Rz)/(RD+Rz) #Formulae\n",
+    "print \"Output resistance,R0 =(RD*Rz)/(RD+Rz)= %0.2f \"%(R0)+ \" ohm\"\n",
+    "VImax=12.5\n",
+    "Izmax=(VImax-Vz)/(RD+Rz) #Formulae\n",
+    "print \"resistance,RD = %0.2f \"%(RD)+ \" ohm\"\n",
+    "PZmax=(Izmax*Vz)  #Formulae\n",
+    "print \"Power dissipated,PZmax =PZmax=(Izmax*Vz)= %0.2f \"%(PZmax)+ \" watt\"\n",
+    "Prd=(Izmax*Izmax*RD)  #Formulae\n",
+    "print \"Power dissipated,Prd=Prd=(Izmax*Izmax*RD)= %0.2f \"%(Prd)+ \" watt\"\n",
+    "PD=(PZmax+Prd)  #Formulae\n",
+    "print \"Power dissipated,PD = %0.2f \"%(PD)+ \" watt\"\n",
+    "RL=0.5*(10**3)\n",
+    "print \"resistance,RL = %0.2f \"%(RL)+ \" ohm\" #initialization\n",
+    "P_VR=(R0*100)/RL  #Formulae\n",
+    "print \" voltage Regulation Percentage,%%VR =(R0/RL)*(100)= %0.2f \"%(P_VR),\"% \""
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 2_8 Page No.  49"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 2,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "diode voltage,Vz = 10.00   volts\n",
+      " Zener diode TC1 = 2.00e-03   V/degree celsius\n",
+      " voltage drop,VD = 0.70   volts\n",
+      "Si diode TC = -0.00   V/degree celsius\n",
+      "Combined voltage ,Vref=VD+Vz= 10.70   volts\n",
+      " Combined TC = -0.00   V/degree celsius\n",
+      "New Combined TC = (TC1+TC2)*100/(Vref1)= -4.67e-03  percent/degree celsius\n",
+      "New Combined reference voltage ,Vref= Vref1-((-TC3)*(T2-T1))= 10.69  volts\n"
+     ]
+    }
+   ],
+   "source": [
+    "Vz=10 #initialization\n",
+    "print \"diode voltage,Vz = %0.2f \"%(Vz),\" volts\"\n",
+    "TC1=(10*0.02)/(100) #calculation\n",
+    "print \" Zener diode TC1 = %0.2e \"%(TC1),\" V/degree celsius\"\n",
+    "VD=0.7\n",
+    "print \" voltage drop,VD = %0.2f \"%(VD),\" volts\"\n",
+    "TC2=(-2.5*10**(-3))  #calculation\n",
+    "print \"Si diode TC = %0.2f \"%(TC2),\" V/degree celsius\"\n",
+    "Vref1=VD+Vz\n",
+    "print \"Combined voltage ,Vref=VD+Vz= %0.2f \"%(Vref1),\" volts\"\n",
+    "TC3=(TC1+TC2) #calculation\n",
+    "print \" Combined TC = %0.2f \"%(TC3),\" V/degree celsius\"\n",
+    "TC=(TC1+TC2)*100/(Vref1) #calculation\n",
+    "print \"New Combined TC = (TC1+TC2)*100/(Vref1)= %0.2e\"%(TC),\" percent/degree celsius\"\n",
+    "T1=25#temperature\n",
+    "T2=50# new temperature\n",
+    "Vref=Vref1-((-TC3)*(T2-T1))#calculation\n",
+    "print \"New Combined reference voltage ,Vref= Vref1-((-TC3)*(T2-T1))= %0.2f\"%(Vref),\" volts\""
+   ]
+  },
+  {
+   "cell_type": "markdown",
+   "metadata": {},
+   "source": [
+    "## Example 2_9 Page No.  52"
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": 3,
+   "metadata": {
+    "collapsed": false
+   },
+   "outputs": [
+    {
+     "name": "stdout",
+     "output_type": "stream",
+     "text": [
+      "input voltage,Vi1 = 0.20   volts\n",
+      " voltage drop,VD = 0.70   volts\n",
+      "resistance,RL = 5000.00  ohm\n",
+      "Supply voltage,Vcc = 5.00   volts\n",
+      "output voltage ,V01 ==VD+Vi1 = 0.90   volts\n",
+      " output current ,IL1=IL1=(Vcc-V01)/RL = 8.20e-04   ampere\n",
+      "input voltage,Vi2 = 5.00   volts\n",
+      "output voltage ,V02 =3*VD= 2.10   volts\n",
+      " output current ,IL2= IL2=(Vcc-V02)/RL = 5.80e-04   ampere\n",
+      " Diode voltage ,VAK = V02-Vi2 = -2.90   volts\n"
+     ]
+    }
+   ],
+   "source": [
+    "Vi1=0.2\n",
+    "print \"input voltage,Vi1 = %0.2f \"%(Vi1),\" volts\" #initialization\n",
+    "VD=0.7\n",
+    "print \" voltage drop,VD = %0.2f \"%(VD),\" volts\" #initialization\n",
+    "RL=5*(10**3)\n",
+    "print \"resistance,RL = %0.2f \"%(RL)+ \" ohm\" #initialization\n",
+    "Vcc=5\n",
+    "print \"Supply voltage,Vcc = %0.2f \"%(Vcc),\" volts\"\n",
+    "V01=VD+Vi1 #Formulae\n",
+    "print \"output voltage ,V01 ==VD+Vi1 = %0.2f \"%(V01),\" volts\" \n",
+    "IL1=(Vcc-V01)/RL #Formulae\n",
+    "print \" output current ,IL1=IL1=(Vcc-V01)/RL = %0.2e \"%(IL1),\" ampere\" # calculation\n",
+    "Vi2=5\n",
+    "print \"input voltage,Vi2 = %0.2f \"%(Vi2),\" volts\" #initialization\n",
+    "V02=3*VD #Formulae\n",
+    "print \"output voltage ,V02 =3*VD= %0.2f \"%(V02),\" volts\"\n",
+    "IL2=(Vcc-V02)/RL #Formulae\n",
+    "print \" output current ,IL2= IL2=(Vcc-V02)/RL = %0.2e \"%(IL2),\" ampere\" # calculation\n",
+    "VAK=V02-Vi2 #Formulae\n",
+    "print \" Diode voltage ,VAK = V02-Vi2 = %0.2f \"%(VAK),\" volts\"\n",
+    "\n",
+    "#NOTE:correct value of IL2=0.58 mA but in book given as 0.592mA"
+   ]
+  }
+ ],
+ "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
+}