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diff --git a/sample_notebooks/MohdAsif/Chapter4.ipynb b/sample_notebooks/MohdAsif/Chapter4.ipynb new file mode 100755 index 00000000..ac4db12d --- /dev/null +++ b/sample_notebooks/MohdAsif/Chapter4.ipynb @@ -0,0 +1,216 @@ +{ + "metadata": { + "Asif": "", + "signature": "sha256:721a6a2445404e28ea958d05a879e1927a64948a8c3a5aa0f2d75d58bb60d3b3" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Example 4.2.1\n", + "#given data :\n", + "E_rms=230; #Voltage rms value in V\n", + "Ep=2**(1/2)*E_rms; #peak amplitude\n", + "#Result\n", + "print\"peak amplitude,Ep(V) = \",Ep" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "peak amplitude,Ep(V) = 230\n" + ] + } + ], + "prompt_number": 5 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Example 4.12.1\n", + "#given data :\n", + "Rm=500; #in ohm\n", + "E_rms=50; # in V\n", + "E_dc=(2**(1/2)*E_rms)/(math.pi/2) # in V\n", + "Im=1*10^-3; #in A\n", + "R=E_dc/Im; #in ohm\n", + "Rs=(Rm-R)*10**(-3);#in ohm\n", + "#result\n", + "print\"the resistance,Rs(kohm) = \",round(Rs,4)" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "the resistance,Rs(kohm) = 0.5035\n" + ] + } + ], + "prompt_number": 41 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Example 4.14.1\n", + "ff1=1 #form factor\n", + "r=1.11 #sine wave form factor\n", + "error=((r-ff1)/ff1)*100 #percentage error\n", + "#result\n", + "print\"percentage error is\",error" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "percentage error is 11.0\n" + ] + } + ], + "prompt_number": 22 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Example 4.19.1\n", + "#given data :\n", + "gm=0.005 #iConductance in mho\n", + "V1=1.5 #Voltage in V\n", + "rd=200*10**3 #resistance in Ohm\n", + "Rd=15*10**3 #resistance in Ohm\n", + "Rm=75 #resistance in Ohm\n", + "I=(gm*V1*((Rd*rd)/(rd+Rd)))/((2*((Rd*rd)/(rd+Rd)))+Rm)*10**3 #Current in mA\n", + "#result\n", + "print\"current,I(mA) = \",I" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "current,I(mA) = 3.73994853651\n" + ] + } + ], + "prompt_number": 30 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Example 4.19.3\n", + "v1=100 # in volts\n", + "v2=30 #in volts\n", + "v3=103 # in volts\n", + "v4=1 #in volts\n", + "x=9 #assume input resistance in Mohm\n", + "r4=(v4/v3)*x*10**3 #in kohms\n", + "r3=(((v4/v1)*x*10**6)-(r4*10**3))*10**(-3) #in kohms\n", + "r2=(((v4/v2)*x*10**6)-((r4+r3)*10**3))*10**(-3) # in kohms\n", + "r1=9*10**6-((r2+r3+r4)*10**3) #in ohms\n", + "r1=r1*10**(-6) # Mohm\n", + "print\"resistance (R4) in kohm is\",r4\n", + "print\"resistance (R3) in kohm is\",r3\n", + "print\"resistance (R2) in kohm is\",r2\n", + "print\"resistance (R1) in Mohm is\",r1" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "resistance (R4) in kohm is 0\n", + "resistance (R3) in kohm is 0.0\n", + "resistance (R2) in kohm is 0.0\n", + "resistance (R1) in Mohm is 9.0\n" + ] + } + ], + "prompt_number": 34 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Example 4.19.4\n", + "#given data :\n", + "rd=150*10**3 #in ohm\n", + "Rm=50 # in ohm\n", + "Rs=1000*10**3 #in ohm\n", + "gm=0.0052 #in mho\n", + "rd1=rd/((gm*rd)+1)\n", + "V0=gm*((rd1*Rs)/(rd1+Rs))\n", + "R0=(2*Rs*rd1)/(Rs+rd1)\n", + "I=V0/(R0+Rm)*10**3 #Current in mA\n", + "print\"curent,I(mA) = \",round(I,4)" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "curent,I(mA) = 2.3005\n" + ] + } + ], + "prompt_number": 38 + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#Example 4.19.5\n", + "#given data :\n", + "V1=1 #in V\n", + "I=1.5*10**-3 #in A\n", + "rd=200*10^3 # in ohm\n", + "Rm=50 # in ohm\n", + "Rs=600*10**3 # in ohm\n", + "gm=0.005 #in mho\n", + "rd1=rd/((gm*rd)+1)\n", + "V0=gm*((rd1*Rs)/(rd1+Rs))*V1\n", + "R0=(2*Rs*rd1)/(Rs+rd1)\n", + "R_cal=(V0/I)-Rm-R0;\n", + "print\"resistance ,R_cal(ohm) = \",round(R_cal,4)\n", + "# answer is wrong in the textbook" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "resistance ,R_cal(ohm) = 192.3838\n" + ] + } + ], + "prompt_number": 40 + } + ], + "metadata": {} + } + ] +}
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