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diff --git a/electronic_instrumentation_by_H_S_Kalsi/chap4.ipynb b/electronic_instrumentation_by_H_S_Kalsi/chap4.ipynb new file mode 100755 index 00000000..c74b96bf --- /dev/null +++ b/electronic_instrumentation_by_H_S_Kalsi/chap4.ipynb @@ -0,0 +1,1235 @@ +{
+ "metadata": {
+ "name": "",
+ "signature": "sha256:6894c833baa0eedea1946bb8c106382f5457dd2d09fc25376fba7e033019797b"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+ {
+ "cells": [
+ {
+ "cell_type": "heading",
+ "level": 1,
+ "metadata": {},
+ "source": [
+ "Chapter 4 Voltmeters and multimeters"
+ ]
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.1 Page no 80"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "I=200.0*10**-6 # A\n",
+ "\n",
+ "#calculation\n",
+ "s=(1/I)*10**-3\n",
+ "\n",
+ "#Result\n",
+ "print\"Sensitivity is \", s,\"Kohm/V\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Sensitivity is 5.0 Kohm/V\n"
+ ]
+ }
+ ],
+ "prompt_number": 5
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.2 (a) Page no 81"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "V=10 #Volt\n",
+ "Im=50.0*10**-6 #A\n",
+ "Rm=500 #ohm\n",
+ "\n",
+ "#Calculation\n",
+ "R=((V/Im)-Rm)*10**-3\n",
+ "\n",
+ "#Result\n",
+ "print\"Reading of resistance is \", R,\"Kohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Reading of resistance is 199.5 Kohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 1
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.2 (b) Page no 81"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Im=500.0*10**-6 #A\n",
+ "V=50 #Volts\n",
+ "Rm=1*10**3 #ohm\n",
+ "\n",
+ "#Calculation\n",
+ "S=1/Im\n",
+ "Rs=(S*V)-Rm\n",
+ "\n",
+ "\n",
+ "print\"The value of multiplier resistance is \", Rs*10**-3,\"K ohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of multiplier resistance is 99.0 K ohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 9
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.3 Page no 82"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "Im=50.0*10**-6 #A\n",
+ "Rm=500.0 #ohm\n",
+ "V=20 #Volts\n",
+ "V1=50 #volts\n",
+ "V2=100 #volts\n",
+ "\n",
+ "#Calculation\n",
+ "# For range 0-20 V\n",
+ "Rs=V/(Im)-Rm\n",
+ "\n",
+ "# for range 0-50 V\n",
+ "Rs1=V1/(Im)-Rm\n",
+ "\n",
+ "# for the range of 0-100 V\n",
+ "Rs2=V2/(Im)-Rm\n",
+ "\n",
+ "#Result\n",
+ "print\"The value of multiplier required for 0-20 V is \", Rs*10**-3,\"Kohm\"\n",
+ "print\"The value of multiplier required for 0-50 V is \", Rs1*10**-3,\"Kohm\"\n",
+ "print\"The value of multiplier required for 0-100 V is \", Rs2*10**-3,\"Kohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of multiplier required for 0-20 V is 399.5 Kohm\n",
+ "The value of multiplier required for 0-50 V is 999.5 Kohm\n",
+ "The value of multiplier required for 0-100 V is 1999.5 Kohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 24
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.4 Page no 82"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Im=10*10**-3 #A\n",
+ "Rm=500 #ohm\n",
+ "V=20 #Volts\n",
+ "V1=50 #volts\n",
+ "V2=100 #volts\n",
+ "\n",
+ "#Calculation\n",
+ "# For range 0-20 V\n",
+ "Rs=V/(Im)-Rm\n",
+ "\n",
+ "# for range 0-50 V\n",
+ "Rs1=V1/(Im)-Rm\n",
+ "\n",
+ "# for the range of 0-100 V\n",
+ "Rs2=V2/(Im)-Rm\n",
+ "\n",
+ "#Result\n",
+ "print\"The value of multiplier required for 0-20 V is \", Rs*10**-3,\"Kohm\"\n",
+ "print\"The value of multiplier required for 0-50 V is \", Rs1*10**-3,\"Kohm\"\n",
+ "print\"The value of multiplier required for 0-100 V is \", Rs2*10**-3,\"Kohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of multiplier required for 0-20 V is 1.5 Kohm\n",
+ "The value of multiplier required for 0-50 V is 4.5 Kohm\n",
+ "The value of multiplier required for 0-100 V is 9.5 Kohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 25
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.5 Page no 83"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Im=10.0*10**-3 #A\n",
+ "Rm=100 #ohm\n",
+ "V=5 #Volts\n",
+ "V1=50 #Volts\n",
+ "V2=100 #volts\n",
+ "\n",
+ "#Calculation\n",
+ "Rt=V/Im\n",
+ "R3=Rt-Rm\n",
+ "Rt1=V1/Im\n",
+ "R2=Rt1-(R3+Rm)\n",
+ "Rt2=V2/Im\n",
+ "R1=Rt2-(R2+R3+Rm)\n",
+ "\n",
+ "#Result\n",
+ "print\" R1= \", R1*10**-3,\"Kohm\",\"\\n R2= \",R2*10**-3,\"Kohm\",\"\\n R3= \",R3,\"ohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ " R1= 5.0 Kohm \n",
+ " R2= 4.5 Kohm \n",
+ " R3= 400.0 ohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 39
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.6 Page no 83"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "V=10 #Volts\n",
+ "I=2.0*10**-3 #A\n",
+ "Rm=50 #ohm\n",
+ "V1=50 #Volts\n",
+ "V2=100 #Volts\n",
+ "V3=250 #Volts\n",
+ "\n",
+ "#Calculation\n",
+ "Rt=(V/I)\n",
+ "R4=(Rt-Rm)\n",
+ "Rt1=V1/I\n",
+ "R3=Rt1-(R4+Rm)\n",
+ "Rt2=V2/I\n",
+ "R2=Rt2-(R3+R4+Rm)\n",
+ "Rt3=V3/I\n",
+ "R1=Rt3-(R2+R3+R4+Rm)\n",
+ "\n",
+ "#Result\n",
+ "print\"Resistances are R1=\", R1*10**-3,\"Kohm \",\"\\n R2=\",R2*10**-3,\"Kohm\",\"\\n R3=\",R3*10**-3,\"Kohm\",\"\\n R4=\",R4,\"ohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Resistances are R1= 75.0 Kohm \n",
+ " R2= 25.0 Kohm \n",
+ " R3= 20.0 Kohm \n",
+ " R4= 4950.0 ohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 10
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.7 Page no 85"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "I=200.0*10**-6 #A\n",
+ "V=50 #v\n",
+ "Rm=100 #ohm\n",
+ "\n",
+ "#Calculation \n",
+ "S=(1/I)\n",
+ "Rs=((S*V)-Rm)*10**-3\n",
+ "\n",
+ "#Result \n",
+ "print\"The value of multiplier resistance is \", Rs,\"Kohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of multiplier resistance is 249.9 Kohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 48
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.8 Page no 85"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "I=50.0*10**-6 #A\n",
+ "V=5 #Volts\n",
+ "Rm=1000 #ohm\n",
+ "V1=10 #volts\n",
+ "V2=50\n",
+ "\n",
+ "#Calculation\n",
+ "S=1/I\n",
+ "# for 5 volt range\n",
+ "Rs1=((S*V)-Rm)*10**-3\n",
+ "\n",
+ "# for 10 volt range \n",
+ "Rs2=((S*V1)-Rm)*10**-3\n",
+ "\n",
+ "# for 50 volt range\n",
+ "Rs3=((S*V2)-Rm)*10**-3\n",
+ "#Result\n",
+ "print\"The value of multiplier resistance is \", Rs1,\"Kohm\"\n",
+ "print\"The value of multiplier resistance is \", Rs2,\"Kohm\"\n",
+ "print\"The value of multiplier resistance is \", Rs3,\"Kohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of multiplier resistance is 99.0 Kohm\n",
+ "The value of multiplier resistance is 199.0 Kohm\n",
+ "The value of multiplier resistance is 999.0 Kohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 5
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.9 Page no 86"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Im=50.0*10**-6 #A\n",
+ "V=3 #volts\n",
+ "V1=10 #Volts\n",
+ "V2=30 #Volts\n",
+ "Rm=1000 #ohm\n",
+ "\n",
+ "#Calculation\n",
+ "S=1/Im\n",
+ "Rs=S*V-Rm\n",
+ "Rs1=S*V1-Rm\n",
+ "Rs2=S*V2-Rm\n",
+ "\n",
+ "#Result\n",
+ "print\"The value of multiplier resistance is \",\"\\n Rs1= \", Rs*10**-3,\"Kohm \\n Rs2= \",Rs1*10**-3,\"Kohm \\n Rs3= \",Rs2*10**-3,\"Kohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of multiplier resistance is \n",
+ " Rs1= 59.0 Kohm \n",
+ " Rs2= 199.0 Kohm \n",
+ " Rs3= 599.0 Kohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 16
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.10 Page no 86"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given \n",
+ "Im=20.0*10**-3 #A\n",
+ "v=100*10**-3 #volts\n",
+ "I=50000*10**3 #A\n",
+ "V=500 #Volts\n",
+ "\n",
+ "Rm=v/Im\n",
+ "Rsh=(Im*Rm)/(I-Im)\n",
+ "Rsh1=(V/Im)-Rm\n",
+ "P=V*Im\n",
+ "\n",
+ "#Result\n",
+ "print\"(i) Shunt resistance is \", round(Rsh1*10**-3,0),\"Kohm\"\n",
+ "print\"(ii) Power dissipation is \",P,\"Watt\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(i) Shunt resistance is 25.0 Kohm\n",
+ "(ii) Power dissipation is 10.0 Watt\n"
+ ]
+ }
+ ],
+ "prompt_number": 30
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.11 Page no 87"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "V=100 #Volts\n",
+ "s=1000 #ohm/V\n",
+ "R=10.0*10**3 #kohm\n",
+ "R1=10.0*10**3 #kohm\n",
+ "s2=20000 #ohm/V\n",
+ "\n",
+ "#Calculation\n",
+ "V2=(R/(R1+R))*V\n",
+ "\n",
+ "#case 1\n",
+ "R2=V2*s\n",
+ "Req=(R*R2)/(R+R2)\n",
+ "V1=(Req/(R1+Req))*V\n",
+ "\n",
+ "#case 2\n",
+ "R3=V2*s2\n",
+ "Req2=(R1*R3)/(R1+R3)\n",
+ "V12=(Req2/(R1+Req2))*V\n",
+ "\n",
+ "#Result\n",
+ "print\"(a) voltmeter indicates \", round(V1,2),\"V\"\n",
+ "print\"(b) Voltmeter will read \",round(V12,2),\"V\"\n",
+ "print\"This example shows that a high sensitivity voltmeter Should be used to get accurate reading\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(a) voltmeter indicates 45.45 V\n",
+ "(b) Voltmeter will read 49.75 V\n",
+ "This example shows that a high sensitivity voltmeter Should be used to get accurate reading\n"
+ ]
+ }
+ ],
+ "prompt_number": 39
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.12 Page no 88"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "s=1*10**3 #ohm/V\n",
+ "Rm=0.2*10**3 #ohm\n",
+ "V=10 #Volts\n",
+ "s1=20*10**3 #ohm/volt\n",
+ "Rm1=1.5*10**3 #ohm\n",
+ "R0=5.0*10**3 #ohm\n",
+ "R1=25.0*10**3 #ohm\n",
+ "V1=30 #Volt\n",
+ "\n",
+ "#Calculation\n",
+ "VRb=(R0/(R1+R0))*V1\n",
+ "Rm2=s*V\n",
+ "Req=(R0*Rm2)/(R0+Rm2)\n",
+ "VRb2=Req/(Req+R1)*V1\n",
+ "Rm3=s1*V\n",
+ "Req2=(R0*Rm3)/(R0+Rm3)\n",
+ "VRb3=(Req2/(R1+Req2))*V1\n",
+ "E1=((VRb-3.33)/VRb)*100\n",
+ "E2=((VRb-VRb3)/VRb)*100\n",
+ "\n",
+ "#Result\n",
+ "print\"(i) Voltage across Rb without any meter across it \", VRb,\"Volt\"\n",
+ "print\"(ii) Voltage across Rb when the meter 1 is used \", round(VRb2,2),\"Volt\"\n",
+ "print\"(iii) voltage across arb when the meter 2 is used \", round(VRb3,1),\"Volts\"\n",
+ "print\"(iv) Error in voltmeter when meter 1 is used \", E1,\"%\"\n",
+ "print\" Error in voltmeter when meter 2 is used \",round(E2,0),\"%\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(i) Voltage across Rb without any meter across it 5.0 Volt\n",
+ "(ii) Voltage across Rb when the meter 1 is used 3.53 Volt\n",
+ "(iii) voltage across arb when the meter 2 is used 4.9 Volts\n",
+ "(iv) Error in voltmeter when meter 1 is used 33.4 %\n",
+ " Error in voltmeter when meter 2 is used 2.0 %\n"
+ ]
+ }
+ ],
+ "prompt_number": 60
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.13 Page no 89"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "V1=5.0 #Volt \n",
+ "V2=10 #Volt\n",
+ "V3=30 #Volt\n",
+ "S=20*10**3 #ohm/V\n",
+ "Rb=5.0*10**3 #ohm\n",
+ "Ra=45.0*10**3 #ohm\n",
+ "V=50 #Volt\n",
+ "\n",
+ "#Calculation\n",
+ "VRb=Rb/(Ra+Rb)*V\n",
+ "Rm=S*V1\n",
+ "Req=(Rm*Rb)/(Rm+Rb)\n",
+ "VRb1=Req/(Ra+Req)*V\n",
+ "E=((V1-VRb1)/V1)*100\n",
+ "Rm1=S*V2\n",
+ "Req1=(Rm1*Rb)/(Rm1+Rb)\n",
+ "VRb2=(Req1/(Req1+Ra))*V\n",
+ "E1=((V1-VRb2)/V1)*100\n",
+ "Rm2=S*V3\n",
+ "Req2=(Rm2*Rb)/(Rm2+Rb)\n",
+ "VRb3=Req2/(Req2+Ra)*V\n",
+ "E2=((V1-VRb3)/V1)*100\n",
+ "\n",
+ "#Result\n",
+ "print\"(i) Voltage reading with a voltmeter on 5 volt \" ,round(VRb1,3),\"Volts\",\"\\n percent error is \",round(E,2),\"%\"\n",
+ "print\"(ii) Voltage reading with a voltmeter on 10 volt\", round(VRb2,2),\"Volts\",\"\\n percent error is \",round(E1,2),\"%\"\n",
+ "print\"(iii) Voltage reading with a voltmeter on 10 volt\", round(VRb3,2),\"Volts\",\"\\n percent error is \",round(E,2),\"%\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(i) Voltage reading with a voltmeter on 5 volt 4.785 Volts \n",
+ " percent error is 4.31 %\n",
+ "(ii) Voltage reading with a voltmeter on 10 volt 4.89 Volts \n",
+ " percent error is 2.2 %\n",
+ "(iii) Voltage reading with a voltmeter on 10 volt 4.96 Volts \n",
+ " percent error is 1.0 %\n"
+ ]
+ }
+ ],
+ "prompt_number": 90
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.14 Page no 90"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "R1=1000 #ohm\n",
+ "R2=1000.0 #ohm\n",
+ "R3=1000.0 #ohm\n",
+ "Rm=100 #ohm\n",
+ "I=1 #A\n",
+ "\n",
+ "#Calculation\n",
+ "Rt=(R1)+((R2*R3)/(R2+R3)) \n",
+ "Im=(((Rt)/(Rt+Rm))*I)*100\n",
+ "\n",
+ "#Result\n",
+ "print\"Percent reading due to ammeter loading \", round(Im,1),\"%\"\n"
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Percent reading due to ammeter loading 93.8 %\n"
+ ]
+ }
+ ],
+ "prompt_number": 7
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.15 Page no 100"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "I=1.0*10**-3 #A\n",
+ "Erms=10 #Volts\n",
+ "V=0.45 #Volts\n",
+ "Rm=200 #ohm\n",
+ "\n",
+ "#Calculation\n",
+ "S=1/I\n",
+ "R=(S*V*Erms-Rm)*10**-3\n",
+ "\n",
+ "#Result\n",
+ "print\"Value of multiplier resistance is \", R,\"Kohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Value of multiplier resistance is 4.3 Kohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 98
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.16 Page no 101"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Ifsd=100.0*10**-6 #A\n",
+ "V=0.45 #Volts\n",
+ "Rm=500 #ohm\n",
+ "Erms=100\n",
+ "\n",
+ "#calculation\n",
+ "Sdc=1/Ifsd\n",
+ "Rs=(Sdc*V*100)-Rm\n",
+ "Rs1=((0.45*Erms)/Ifsd)-Rm\n",
+ "\n",
+ "#Result\n",
+ "print\"The value of multiplier resistance is \", Rs1*10**-3,\"ohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of multiplier resistance is 449.5 ohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 16
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.17 Page no 102"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Ifsd=100.0*10**-6 #A\n",
+ "Rm=100 #ohm\n",
+ "V=50 #Vrms\n",
+ "\n",
+ "#Calculation\n",
+ "Sdc=1/Ifsd\n",
+ "Sac=0.9*Sdc\n",
+ "Rs=Sac*V-Rm\n",
+ "\n",
+ "#Result\n",
+ "print\"The value of multiplier resistance is \", Rs*10**-3,\"Kohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of multiplier resistance is 449.9 Kohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 22
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.18 Page no 102"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "I=1.0*10**-3 #A\n",
+ "V=10 #volts\n",
+ "Rm=250 #ohm\n",
+ "\n",
+ "#Calculation\n",
+ "Sdc=1/I\n",
+ "Sac=0.9*Sdc\n",
+ "R=(Sac*V-Rm)*10**-3\n",
+ "\n",
+ "#Result\n",
+ "print\"Value of multiplier resistance is \", R,\"Kohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Value of multiplier resistance is 8.75 Kohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 103
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.19 Page no 103"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Ifsd=100*10**-6 #A\n",
+ "V=10.0 #Volts\n",
+ "R2=10.0*10**3 #ohm\n",
+ "Rm=100*10**3 #ohm\n",
+ "R1=10.0*10**3 #ohm\n",
+ "\n",
+ "Sdc=1/Ifsd\n",
+ "Rs=Sdc*V\n",
+ "Req=(R2*Rm)/(R2+Rm)\n",
+ "ER2=Req/(R1+Req)\n",
+ "Shw=0.45*Sdc\n",
+ "Rs1=Shw*V\n",
+ "Req1=(R2*Rs1)/(R2+Rs1)\n",
+ "E=Req1/(R1+Req1)\n",
+ "Sfw=(0.90*Sdc)\n",
+ "Rs2=Sfw*V\n",
+ "Req2=(R2*Rs2)/(R2+Rs2)\n",
+ "E=(Req2/(R1+Req2))*V\n",
+ "\n",
+ "#Result\n",
+ "print\"Sensitivity is \",Sdc*10**-3,\"Kohm/volt\"\n",
+ "print\"Multiplier resistance is \",Rs*10**-3,\"Kohm\"\n",
+ "print\"The voltage across R2 is \",round(ER2*10**1,2),\"Volts\"\n",
+ "print\"Resistance using Half wave rectifier \",Rs1*10**-3,\"Kohm\"\n",
+ "print\"Voltage by AC voltmeter is \",round(E,2),\"Volts\"\n",
+ "print\"Resistance using full wave rectifier \",Rs2*10**-3,\"Kohm\"\n",
+ "print\"Voltage by DC voltmeter is \",round(E,2),\"Volts\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "Sensitivity is 10.0 Kohm/volt\n",
+ "Multiplier resistance is 100.0 Kohm\n",
+ "The voltage across R2 is 4.76 Volts\n",
+ "Resistance using Half wave rectifier 45.0 Kohm\n",
+ "Voltage by AC voltmeter is 4.74 Volts\n",
+ "Resistance using full wave rectifier 90.0 Kohm\n",
+ "Voltage by DC voltmeter is 4.74 Volts\n"
+ ]
+ }
+ ],
+ "prompt_number": 60
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.20 Page no 113"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Im=1*10**-3 #A\n",
+ "Rm=100 #ohm\n",
+ "Rh=1*10**3 #ohm\n",
+ "V=3.0 #Volts\n",
+ "\n",
+ "#Calculation\n",
+ "R1=Rh-(Im*Rm*Rh)/V\n",
+ "R2=(Im*Rm*Rh)/(V-Im*Rh)\n",
+ "V1=3-0.09\n",
+ "R21=(Im*Rm*Rh)/(V1-Im*Rh)\n",
+ "\n",
+ "#Result\n",
+ "print\"(i) The value of R1= \",round(R1,2),\"ohm\",\" \\n Value of R2= \",round(R2,2),\"ohm\"\n",
+ "print\"(ii) Maximum value of R2 to compensate for a 3% Drop in Battery Voltage \",round(R21,2),\"ohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(i) The value of R1= 966.67 ohm \n",
+ " Value of R2= 50.0 ohm\n",
+ "(ii) Maximum value of R2 to compensate for a 3% Drop in Battery Voltage 52.36 ohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 13
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.21 Page no 113"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Rh=2000.0 #ohm\n",
+ "Ifsd=1*10**-3 #A\n",
+ "Rm=100 #ohm\n",
+ "V=3.0 #Volts\n",
+ "V1=2.58 #Volts\n",
+ "\n",
+ "#Calculation\n",
+ "R1=Rh-((Ifsd*Rm*Rh)/V)\n",
+ "R2=(Ifsd*Rm*Rh)/(V-(Ifsd*Rh))\n",
+ "R21=(Ifsd*Rm*Rh)/(V1-(Ifsd*Rh))\n",
+ "\n",
+ "#Result\n",
+ "print\"(i) The value of R1=\",round(R1,1),\"Ohm and Value of R2=\",R2,\"Ohm\" \n",
+ "print\"The maximum value of R2 is \",round(R21,2),\"ohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(i) The value of R1= 1933.3 Ohm and Value of R2= 200.0 Ohm\n",
+ "The maximum value of R2 is 344.83 ohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 17
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.22 Page no 114"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "V=3 #volts\n",
+ "Im=1.0*10**-3 #A\n",
+ "Rm=100 #ohm\n",
+ "P=0.2 \n",
+ "P1=0.4\n",
+ "P2=0.5 \n",
+ "P3=0.75\n",
+ "P4=0.9\n",
+ "P5=1\n",
+ "\n",
+ "#calculation\n",
+ "Rs=(V/Im)-Rm\n",
+ "Rx=((Rs+Rm)/P)-(Rs+Rm)\n",
+ "Rx1=((Rs+Rm)/P1)-(Rs+Rm)\n",
+ "Rx2=((Rs+Rm)/P2)-(Rs+Rm)\n",
+ "Rx3=((Rs+Rm)/P3)-(Rs+Rm)\n",
+ "Rx4=((Rs+Rm)/P4)-(Rs+Rm)\n",
+ "Rx5=((Rs+Rm)/P5)-(Rs+Rm)\n",
+ "\n",
+ "#Result\n",
+ "print\"The value of Rs is \",Rs*10**-3,\"Kohm\"\n",
+ "print\"The value of Rx with 20% detection is \",Rx*10**-3,\"Kohm\"\n",
+ "print\"The value of Rx with 40% detection is \",Rx1*10**-3,\"Kohm\"\n",
+ "print\"The value of Rx with 50% detection is \",Rx2*10**-3,\"Kohm\"\n",
+ "print\"The value of Rx with 75% detection is \",Rx3*10**-3,\"Kohm\"\n",
+ "print\"The value of Rx with 90% detection is \",round(Rx4*10**-3,3),\"Kohm\"\n",
+ "print\"The value of Rx with 100% detection is \",Rx5*10**-3,\"Kohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The value of Rs is 2.9 Kohm\n",
+ "The value of Rx with 20% detection is 12.0 Kohm\n",
+ "The value of Rx with 40% detection is 4.5 Kohm\n",
+ "The value of Rx with 50% detection is 3.0 Kohm\n",
+ "The value of Rx with 75% detection is 1.0 Kohm\n",
+ "The value of Rx with 90% detection is 0.333 Kohm\n",
+ "The value of Rx with 100% detection is 0.0 Kohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 40
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.23 Page no 115"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "V=3.0 #Volts\n",
+ "I=1.0*10**-3 #A\n",
+ "V1=2.8\n",
+ "\n",
+ "#Calculation\n",
+ "Rt=V/I\n",
+ "Rt1=V1/I\n",
+ "E=((V-V1)/V)*100\n",
+ "\n",
+ "#Result\n",
+ "print\"The resulting error is \", round(E,2),\"%\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "The resulting error is 6.67 %\n"
+ ]
+ }
+ ],
+ "prompt_number": 47
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.24 Page no 116"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "Im=1*10**-3 #A\n",
+ "Rm=100.0 #ohm\n",
+ "Rh=2000 #ohm\n",
+ "V=3.0 #Volts\n",
+ "V1=2.7 #Volts\n",
+ "V2=3.1 #Volts\n",
+ "\n",
+ "#Calculation\n",
+ "R2=(Im*Rh*Rm)/(V-Im*Rh)\n",
+ "R1=Rh-R2*Rm/R2+Rm\n",
+ "R21=(Im*Rh*Rm)/(V1-Im*Rh)\n",
+ "R22=(Im*Rh*Rm)/(V2-Im*Rh)\n",
+ "\n",
+ "#Result\n",
+ "print\"(i) The value of R1=\",R1-66.6,\"ohm and the value of R2=\",R2,\"ohm\"\n",
+ "print\"(ii) The value of R2 when battery is 2.7 V is \",round(R21,0),\"ohm\"\n",
+ "print\" The value of R2 when battery is 3.1 V is \",round(R22,0),\"ohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(i) The value of R1= 1933.4 ohm and the value of R2= 200.0 ohm\n",
+ "(ii) The value of R2 when battery is 2.7 V is 286.0 ohm\n",
+ " The value of R2 when battery is 3.1 V is 182.0 ohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 72
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.25 Page no 118"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "I=0.5 #mA\n",
+ "Im=10 #mA\n",
+ "Rm=50 #ohm\n",
+ "Rh=10.0 #ohm\n",
+ "V=3 #Volts\n",
+ "\n",
+ "#Calculation\n",
+ "Ih=I*Im\n",
+ "Vm=Ih*Rm\n",
+ "Ix=Vm/Rh\n",
+ "Ish=Ix-Ih\n",
+ "Rsh=Vm/Ish\n",
+ "It=Ix+Ih+Ish\n",
+ "V1=V-Vm*10**-3\n",
+ "R1=V1/It\n",
+ "\n",
+ "#Result\n",
+ "print\"(i) The value of shunt resistance is \", Rsh,\"ohm\"\n",
+ "print\"(ii) Value of current limiting resistance is \", R1*10**3,\"ohm\""
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(i) The value of shunt resistance is 12.5 ohm\n",
+ "(ii) Value of current limiting resistance is 55.0 ohm\n"
+ ]
+ }
+ ],
+ "prompt_number": 93
+ },
+ {
+ "cell_type": "heading",
+ "level": 2,
+ "metadata": {},
+ "source": [
+ "Example 4.26 Page no 119"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "collapsed": false,
+ "input": [
+ "#Given\n",
+ "I=3\n",
+ "R1=10.0 #ohm\n",
+ "R2=20.0 #ohm\n",
+ "R3=30.0*10**3 #ohm\n",
+ "R11=100.0 #ohm\n",
+ "R22=200.0 #ohm\n",
+ "R12=1000 #ohm\n",
+ "R21=2000.0 #ohm\n",
+ "\n",
+ "V=I*(R1/(R1+R2))\n",
+ "Im=V/R3\n",
+ "V1=I*(R11/(R11+R22))\n",
+ "Im1=V1/R3\n",
+ "V2=I*(R12/(R12+R21))\n",
+ "Im2=V2/R3\n",
+ "print\"(a) Current through the micrometer is \", round(Im*10**6,1),\"micro A\"\n",
+ "print\"(b) The current flows through the meter movement when a 200 ohm resistor is measured \",round (Im1*10**6,1),\"micro A\"\n",
+ "print\"(b) The current flows through the meter movement when a 2 Kohm resistor is measured\",round (Im1*10**6,1),\"micro A\" "
+ ],
+ "language": "python",
+ "metadata": {},
+ "outputs": [
+ {
+ "output_type": "stream",
+ "stream": "stdout",
+ "text": [
+ "(a) Current through the micrometer is 33.3 micro A\n",
+ "(b) The current flows through the meter movement when a 200 ohm resistor is measured 33.3 micro A\n",
+ "(b) The current flows through the meter movement when a 2 Kohm resistor is measured 33.3 micro A\n"
+ ]
+ }
+ ],
+ "prompt_number": 114
+ }
+ ],
+ "metadata": {}
+ }
+ ]
+}
\ No newline at end of file |