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diff --git a/Electronic_Instrumentation_and_Measurements/Chapter7_1.ipynb b/Electronic_Instrumentation_and_Measurements/Chapter7_1.ipynb deleted file mode 100755 index de493fe2..00000000 --- a/Electronic_Instrumentation_and_Measurements/Chapter7_1.ipynb +++ /dev/null @@ -1,470 +0,0 @@ -{ - "metadata": { - "name": "", - "signature": "sha256:ea707a0cc7de0224e885823c97ef777e5b813dde41f39951ee0ed1ad37c83a74" - }, - "nbformat": 3, - "nbformat_minor": 0, - "worksheets": [ - { - "cells": [ - { - "cell_type": "heading", - "level": 1, - "metadata": {}, - "source": [ - "Chapter7 - Low, High and Precise Resistance Measurements" - ] - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.1 - page7-24" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Resistance\n", - "#Given data :\n", - "R1=5.0 # in kohm\n", - "R2=7.0 # in kohm\n", - "R3=10.0 # in kohm\n", - "Rx=(R2*R3)/R1 \n", - "print \"Unknown resistance, Rx = \", Rx,\" kohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Unknown resistance, Rx = 14.0 kohm\n" - ] - } - ], - "prompt_number": 1 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.2 - page7-24" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Current\n", - "#Given data :\n", - "R1=1.5 # in kohm\n", - "R2=3.0 # in kohm\n", - "R3=5.0 # in kohm\n", - "R4=14.0 #in kohm\n", - "Rg=250.0 #in ohm\n", - "E=10.0 #in V\n", - "Vd=(E*R4)/(R2+R4) \n", - "Vc=(E*R3)/(R1+R3) \n", - "E_th=E*((R4/(R2+R4))-(R3/(R1+R3))) \n", - "R_th=((R1*R3)/(R1+R3))+((R2*R4)/(R2+R4)) \n", - "Ig=(E_th/((R_th*10**3)+Rg))*10**6 \n", - "print \"Current, Ig = \",round(Ig,2),\" micro A\"\n", - "# answer is wrong in book\n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current, Ig = 140.15 micro A\n" - ] - } - ], - "prompt_number": 4 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.3 - page7-26" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Deflection\n", - "#Given data :\n", - "s=8 #sensivity in mm/micro A\n", - "R1=1.0 # in kohm\n", - "R2=5.0 # in kohm\n", - "R3=2.0 # in kohm\n", - "R4=10.0 #in kohm\n", - "Rg=150.0 #in ohm\n", - "E=6.0 #in V\n", - "r=10.0 # unbalance resistance in ohm\n", - "del_r=10.0 # in kohm\n", - "R4_1=((R4*10**3)+r)*10**-3 \n", - "Vd=(E*R4_1)/(R2+R4_1) \n", - "Vc=(E*R3)/(R1+R3) \n", - "E_th=E*((R4_1/(R2+R4_1))-(R3/(R1+R3))) \n", - "R_th=((R1*R3)/(R1+R3))+((R2*R4)/(R2+R4)) \n", - "Ig=(E_th/((R_th*10**3)+Rg))*10**6 \n", - "d=Ig*s #deflection in mm\n", - "print \"Deflection is \",round(d,1), \" mm\"\n", - "#answer is wrong in the textbook\n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Deflection is 2.6 mm\n" - ] - } - ], - "prompt_number": 6 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.4 - page7-28" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Current\n", - "#Given data :\n", - "R=500.0 #in ohm\n", - "Rg=150.0 # in ohm\n", - "del_r=10.0 # in ohm\n", - "E=6.0 #in V\n", - "E_th=(E*del_r)/(4*R) \n", - "R_th=R \n", - "Ig=(E_th/(R_th+Rg))*10**6 \n", - "print \"Current, Ig = \", round(Ig,3), \"micro A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current, Ig = 46.154 micro A\n" - ] - } - ], - "prompt_number": 9 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.5 page7-29" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Supply voltage\n", - "#Given data :\n", - "R=120.0 #in ohm\n", - "del_r=1.0 # in ohm\n", - "E_th=10*10**-3 #in V\n", - "E=(E_th*4*R)/del_r \n", - "print \"Supply voltage, E = \", E,\" V\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Supply voltage, E = 4.8 V\n" - ] - } - ], - "prompt_number": 10 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.6 - page7-30" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Resistance\n", - "#Given data :\n", - "A=100.24 # in ohm\n", - "B=200.0 # in ohm\n", - "a=100.31 # in ohm\n", - "b=200.0 # in ohm\n", - "S=100.03 # in micro ohm\n", - "r=700.0 # in micro ohm\n", - "X=((A/b)*S)+(((r*b)/(r+a+b))*((A/B)-(a/b))) \n", - "print \"Unknown resistance, X = \", round(X,2), \"micro ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Unknown resistance, X = 50.09 micro ohm\n" - ] - } - ], - "prompt_number": 12 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.7 - page7-31" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Deflection\n", - "#Given data :\n", - "R_ab=100.0 # in ohm\n", - "R_bc=500.0 # in ohm\n", - "R_cd=1000.0 # in ohm\n", - "R_da=200.0 # in ohm\n", - "V=10.0 \n", - "VRg=200. # in ohm\n", - "del_CD=10.0 # in ohm\n", - "V_bd=V*((R_ab/(R_ab+R_bc))-(R_da/(R_da+R_cd+del_CD))) \n", - "R_bd=(((R_ab*R_bc)/(R_ab+R_bc))+((VRg*(R_cd+del_CD))/(VRg+R_cd+del_CD))) \n", - "I_G=(V_bd/(R_bd+VRg)) \n", - "s=5 #sensivity in micro A/mm\n", - "dg=I_G*10**6*s #deflection in mm\n", - "print \"Deflection is \",round(dg,0),\" mm\"\n", - "#answer is wrong in the textbook" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - " Deflection is 153.0 mm\n" - ] - } - ], - "prompt_number": 15 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.8 - page7-32" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#LIMITING VALUE OF RESISTANCE\n", - "P=100.0 #OHMS\n", - "Q=P \n", - "S=230.0 #IN ohm\n", - "DP=0.02 #ERROR IN PERCENTAGE\n", - "DS=0.01 #IN PERCENTAGE\n", - "R=(P/Q)*S #unknown resistance in ohms\n", - "dr=(DP+DP+DS) #relative limiting error in unknow resistance in percentage \u00b1\n", - "drm=(dr/100)*R #magnitude of error\n", - "R1=R+drm #in ohms\n", - "R2=R-drm #in ohms\n", - "print \"Limiting value of unknow resistance is \", R2, \" ohm to \", R1, \" ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Limiting value of unknow resistance is 229.885 ohm to 230.115 ohm\n" - ] - } - ], - "prompt_number": 17 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.9 - page7-33" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "import math\n", - "#Insulation resistance of cable\n", - "t=120.0 #in seconds\n", - "v1=300.0 #in volts\n", - "v2=100.0 #in volts\n", - "c=300.0 #capacitance in pf\n", - "r=t/(c)/math.log(v1/v2)#resistance in Mohm\n", - "print \"Resistance of cable is \", round(r,3),\" Mohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Resistance of cable is 0.364 Mohm\n" - ] - } - ], - "prompt_number": 19 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.10 - page7-33" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Resistance \n", - "g=2000.0 #in ohms\n", - "s=10.0 #in kohm\n", - "q1=40.0 #divisions\n", - "q2=46.0 #divisions\n", - "r=((q1/q2)*((s*10**3)+(g)))-g #in ohms\n", - "print \"Unknown resistance is \",round(r,2),\" ohm\"\n", - "#answer is wrong in the textbook\n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Unknown resistance is 8434.78 ohm\n" - ] - } - ], - "prompt_number": 21 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.11 - page7-34" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Resistance \n", - "t=200.0 # in V\n", - "i=0.5 #in A\n", - "ra=10.0 #in ohm\n", - "x=t/i #in ohm\n", - "r=x-ra #in ohm\n", - "print \"Unknown resistance is \",r,\" ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Unknown resistance is 390.0 ohm\n" - ] - } - ], - "prompt_number": 22 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 7.5.12 - page7-34" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Ammeter and voltmeter readings\n", - "t=200.0 # in V\n", - "i=0.5 #in A\n", - "ra=10.0 #in ohm\n", - "x=t/i #in ohm\n", - "r=x-ra #in ohm\n", - "sv=10 #sensivity in kohms / V\n", - "v=1000 #in V\n", - "rv=v*sv *10**-6 # in Mohm\n", - "rp=((rv*10**6)*r)/(rv*10**6+r) #in ohm\n", - "vr=((t*rp)/(ra+rp)) #voltmeter reading in V\n", - "vi=vr/rp #ammeter rading in A\n", - "print \"Voltmeter reading is \",round(vr,2),\" V\"\n", - "print \"Ammeter rading is \",round(vi,5),\" A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Voltmeter reading is 194.81 V\n", - "Ammeter rading is 0.51899 A\n" - ] - } - ], - "prompt_number": 27 - } - ], - "metadata": {} - } - ] -}
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