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diff --git a/Grobs_Basic_Electronics_by_M_E_Schultz/Chapter11.ipynb b/Grobs_Basic_Electronics_by_M_E_Schultz/Chapter11.ipynb new file mode 100755 index 00000000..4e938ea1 --- /dev/null +++ b/Grobs_Basic_Electronics_by_M_E_Schultz/Chapter11.ipynb @@ -0,0 +1,246 @@ +{ + "cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 11 : Conductors and Insulators" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example No. 11_1 Page No. 329" + ] + }, + { + "cell_type": "code", + "execution_count": 1, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "The Circular Area = 25.00 cmils\n" + ] + } + ], + "source": [ + "# What is the area in circular mils of a wire with a diameter of 0.005 in.?\n", + "\n", + "# Given data\n", + "\n", + "Din = 0.005# # Diameter in Inches=0.005 in.\n", + "Dmil = 5# # Diameter in Mils=5 mil.\n", + "\n", + "# 0.005 in. = 5 mil\n", + "# Therefore: Din == Dmil\n", + "\n", + "A = Dmil*Dmil#\n", + "print 'The Circular Area = %0.2f cmils'%A" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example No. 11_2 Page No. 335" + ] + }, + { + "cell_type": "code", + "execution_count": 3, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "The Total Area = 3224.00 cmils\n" + ] + } + ], + "source": [ + "# A stranded wire is made up of 16 individual strands of No. 27 gage wire. What is its equivalent gage size in solid wire?\n", + "\n", + "# Given data\n", + "\n", + "N = 16# # No. of strands=16\n", + "A27 = 201.5 # Circular area of No. 27 Guage wire=201.5 cmils\n", + "\n", + "A = N*A27#\n", + "print 'The Total Area = %0.2f cmils'%A" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example No. 11_3 Page No. 340" + ] + }, + { + "cell_type": "code", + "execution_count": 6, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "The Resistance of 100 ft of No. 20 gage Copper Wire = 1.02 ohms\n" + ] + } + ], + "source": [ + "# How much is the resistance of 100 ft of No. 20 gage copper wire?\n", + "\n", + "# Given data\n", + "\n", + "roh = 10.4# # roh or specific resistance=10.4 (for Copper)\n", + "l = 100.# # Lenght=100 feet\n", + "A = 1022# # Area of No. 20 Gage=1022 cmil\n", + "\n", + "R = roh*(l/A)#\n", + "print 'The Resistance of 100 ft of No. 20 gage Copper Wire = %0.2f ohms'%R" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example No. 11_4 Page No. 342" + ] + }, + { + "cell_type": "code", + "execution_count": 7, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "The Resistance of 100 ft of No. 20 gage Copper Wire = 2.04 ohms\n" + ] + } + ], + "source": [ + "# How much is the resistance of 100 ft of No. 23 gage copper wire?\n", + "\n", + "# Given data\n", + "\n", + "roh = 10.4# # roh or specific resistance=10.4 (for Copper)\n", + "l = 100# # Lenght=100 feet\n", + "A = 509.5# # Area of No. 23 Gage=509.5 cmil\n", + "\n", + "R = roh*(l/A)#\n", + "print 'The Resistance of 100 ft of No. 20 gage Copper Wire = %0.2f ohms'%R" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example No. 11_5 Page No. 344" + ] + }, + { + "cell_type": "code", + "execution_count": 9, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "The Resistance of a Slab of Germanium = 11.00 ohms\n" + ] + } + ], + "source": [ + "# How much is the resistance of a slab of germanium 0.2 cm long with a crosssectional area of 1 sqcm?\n", + "\n", + "# Given data\n", + "\n", + "roh = 55.0# # roh or specific resistance=55 (for Germanium)\n", + "l = 0.2*10**-2# # Lenght=100 feet\n", + "A = 1.0*10**-2# # Area=1 sqcm\n", + "\n", + "R = roh*(l/A)#\n", + "print 'The Resistance of a Slab of Germanium = %0.2f ohms'%R" + ] + }, + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example No. 11_6 Page No. 344" + ] + }, + { + "cell_type": "code", + "execution_count": 11, + "metadata": { + "collapsed": false + }, + "outputs": [ + { + "name": "stdout", + "output_type": "stream", + "text": [ + "The Resistance at 120°C = 21.00 ohms\n" + ] + } + ], + "source": [ + "# A tungsten wire has a 14-Ohms\u0002 R at 20°C. Calculate its resistance at 120°C.\n", + "\n", + "# Given data\n", + "\n", + "Tmax = 120.# # Temp(max)=120 degree Centigrates\n", + "Tmin = 20.# # Temp(min)=20 degree Centigrates\n", + "Ro = 14.# # Wire Resistance=14 Ohms\n", + "alpha = 0.005# # Aplha=0.005 (for Tungsten)\n", + "\n", + "delta = Tmax-Tmin#\n", + "\n", + "Rt = Ro+Ro*(alpha*delta)#\n", + "print 'The Resistance at 120°C = %0.2f ohms'%Rt" + ] + } + ], + "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 +} |