From d36fc3b8f88cc3108ffff6151e376b619b9abb01 Mon Sep 17 00:00:00 2001 From: kinitrupti Date: Fri, 12 May 2017 18:40:35 +0530 Subject: Revised list of TBCs --- modern_physics_by_Satish_K._Gupta/chap6.ipynb | 1695 ------------------------- 1 file changed, 1695 deletions(-) delete mode 100755 modern_physics_by_Satish_K._Gupta/chap6.ipynb (limited to 'modern_physics_by_Satish_K._Gupta/chap6.ipynb') diff --git a/modern_physics_by_Satish_K._Gupta/chap6.ipynb b/modern_physics_by_Satish_K._Gupta/chap6.ipynb deleted file mode 100755 index 2c3272c0..00000000 --- a/modern_physics_by_Satish_K._Gupta/chap6.ipynb +++ /dev/null @@ -1,1695 +0,0 @@ -{ - "metadata": { - "name": "", - "signature": "sha256:9ba957b16289f27dba06e59c72667002157ed6d6f12727710ff725257f8649eb" - }, - "nbformat": 3, - "nbformat_minor": 0, - "worksheets": [ - { - "cells": [ - { - "cell_type": "heading", - "level": 1, - "metadata": {}, - "source": [ - "Chapter 6 Current electricity" - ] - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.1 Page no 191" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "I=300*10**-3\n", - "e=1.6*10**-19 #C\n", - "t=60 #S\n", - "\n", - "#Calculation\n", - "q=I*t\n", - "n=q/e\n", - "\n", - "#Result\n", - "print\"Number of electron passed is\", n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Number of electron passed is 1.125e+20\n" - ] - } - ], - "prompt_number": 3 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.2 Page no 191" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "e=1.6*10**-19 #C\n", - "v=6.8*10**15 #revolution/s\n", - "r=0.51*10**-10 #m\n", - "\n", - "#Calculation\n", - "I=e*v\n", - "\n", - "#Result\n", - "print\"Equivalent current is\", I*10**3,\"*10**-3 A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Equivalent current is 1.088 *10**-3 A\n" - ] - } - ], - "prompt_number": 7 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.3 Page no 191 " - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "I=10 #A\n", - "n=9*10**28 #/m**3\n", - "A=10.0**-4 #m**2\n", - "e=1.6*10**-19\n", - "\n", - "#Calculation\n", - "Vd=I/(n*e*A)\n", - "\n", - "#Result\n", - "print\"Drift velocity is\", round(Vd*10**6,2)*10**-6,\"m/s\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Drift velocity is 6.94e-06 m/s\n" - ] - } - ], - "prompt_number": 13 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.4 Page no 191" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "n=8.5*10**28 #/m**3\n", - "I=3 #A\n", - "A=2.0*10**-6 #m**2\n", - "l=3 #m\n", - "e=1.6*10**-19\n", - "\n", - "#Calculation\n", - "Vd=I/(n*e*A)\n", - "t=I/Vd\n", - "\n", - "#Result\n", - "print\"Drift velocity of the electron is\", round(Vd*10**4,3),\"*10**-4 m/s\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Drift velocity of the electron is 1.103 *10**-4 m/s\n" - ] - } - ], - "prompt_number": 22 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.5 Page no 191" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "A=10**-7 #m**2\n", - "I=1 #A\n", - "K=6.023*10**23\n", - "w=63.5\n", - "d=9*10**3 #Kg/m**3\n", - "\n", - "#Calculation\n", - "a=(K/w)*1000\n", - "n=a*d\n", - "Vd=I/(n*e*A)\n", - "\n", - "#Result\n", - "print\"Average drift velocity is\", round(Vd*10**4,2),\"*10**-4 m/s\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Average drift velocity is 7.32 *10**-4 m/s\n" - ] - } - ], - "prompt_number": 30 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.6 Page no 191" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "V=5 #Volt\n", - "l=0.1 #m\n", - "vd=2.5*10**-4 #m/s\n", - "\n", - "#Calculation\n", - "E=V/l\n", - "u=vd/E\n", - "\n", - "#Result\n", - "print\"Electron mobility is\", u,\"m**2/V/s\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Electron mobility is 5e-06 m**2/V/s\n" - ] - } - ], - "prompt_number": 34 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.7 Page no 191" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "V=3 #Volt\n", - "l=0.2 #m\n", - "A=10**-6 #m**2\n", - "n=8.5*10**28 #/m**3\n", - "u=4.5*10**-6 #m**2/V/s\n", - "e=1.6*10**-19\n", - "\n", - "#Calculation\n", - "E=V/l\n", - "I=n*A*u*E*e\n", - "\n", - "#Result\n", - "print\"Current through the wire is\",round(I,2),\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current through the wire is 0.92 A\n" - ] - } - ], - "prompt_number": 37 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.8 Page no 191" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "I=1.8 #A\n", - "A=0.5*10**-6 #m**2\n", - "n=8.8*10**28\n", - "e=1.6*10**-19\n", - "\n", - "#Calculation\n", - "j=I/A\n", - "vd=j/(n*e)\n", - "\n", - "#Result\n", - "print\"Drift velocity is\", round(vd*10**4,2),\"*10**-4 m/s\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Drift velocity is 2.56 *10**-4 m/s\n" - ] - } - ], - "prompt_number": 45 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.9 Page no 192" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "V=1.5 #V\n", - "n=8.4*10**28 #/m**3\n", - "l=0.2 #m\n", - "A=0.3*10**-6 #m**2\n", - "I=2.4 #A\n", - "m=9.1*10**-31 #Kg\n", - "e=1.6*10**-19\n", - "\n", - "#Calculation\n", - "E=V/l\n", - "j=I/A\n", - "t=m*j/(n*e**2*E)\n", - "\n", - "#Result\n", - "print\"Average relaxation time is \", round(t*10**16,2)*10**-16,\"s\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Average relaxation time is 4.51e-16 s\n" - ] - } - ], - "prompt_number": 53 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.10 Page no 192" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "V=200 #V\n", - "R=100.0 #ohm\n", - "t=1\n", - "\n", - "#Calculation\n", - "I=V/R\n", - "q=I*t\n", - "n=q/e\n", - "\n", - "#Result\n", - "print\"Number of electrons is\", n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Number of electrons is 1.25e+19\n" - ] - } - ], - "prompt_number": 55 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.11 Page no 192" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R=2 #ohm\n", - "l=1 #m\n", - "d=4*10**-4 #m\n", - "\n", - "#Calculation\n", - "import math\n", - "A=(math.pi*d**2)/4.0\n", - "a=(R*A)/l\n", - "\n", - "#Result\n", - "print\"Resistivity of the material is\", round(a*10**7,3)*10**-7,\"ohm m\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Resistivity of the material is 2.513e-07 ohm m\n" - ] - } - ], - "prompt_number": 62 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.12 Page no 192" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "m=0.45 #Kg\n", - "R=0.14 #ohm\n", - "a=1.78*10**-8 #ohm m\n", - "l=1.99\n", - "d=8.93*10**3\n", - "\n", - "#Calculation\n", - "import math\n", - "l=(math.sqrt(R*m/(a*d)))/10.0\n", - "r=math.sqrt(m/(math.pi*l*d))\n", - "\n", - "#Result\n", - "print\"Radius is\", round(r*10**3,2),\"mm\"\n", - "print\"Length is\", round(l,2),\"m\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Radius is 2.84 mm\n", - "Length is 1.99 m\n" - ] - } - ], - "prompt_number": 76 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.13 Page no 192" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R=5\n", - "\n", - "#Calculation\n", - "R1=4*R\n", - "\n", - "#Result\n", - "print\"New resistance is\",R1,\"ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "New resistance is 20 ohm\n" - ] - } - ], - "prompt_number": 78 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.14 Page no 192" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "l=3\n", - "A=0.02*10**-6 #m**2\n", - "R=2 #ohm\n", - "\n", - "#Calculation\n", - "a=l/(R*A)\n", - "\n", - "#Result\n", - "print\"Electrical conductivity is\", a*10**-7,\"*10**7 S/m\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Electrical conductivity is 7.5 *10**7 S/m\n" - ] - } - ], - "prompt_number": 82 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.15 Page no 193" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "V=1.8 #V\n", - "I=1.2 #A\n", - "l=3 #m\n", - "A=5.4*10**-6 #m**2\n", - "\n", - "#Calculation\n", - "R=V/I\n", - "G=1/R\n", - "a=l/(R*A)\n", - "\n", - "#Result\n", - "print\"Conductance is\",round(G,2),\"S\"\n", - "print\"Conductivity is\", round(a*10**-5,1),\"*10**5 S/m\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Conductance is 0.67 S\n", - "Conductivity is 3.7 *10**5 S/m\n" - ] - } - ], - "prompt_number": 92 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.16 Page no 193" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=2.1 #ohm\n", - "a1=300.0 #K\n", - "a2=373.0\n", - "R2=2.7 #ohm\n", - "\n", - "#Calculation\n", - "A=(R2-R1)/(R1*(a2-a1))\n", - "\n", - "#Result\n", - "print\"Temperature coefficient is\", round(A*10**3,3),\"*10**-3 /K\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Temperature coefficient is 3.914 *10**-3 /K\n" - ] - } - ], - "prompt_number": 99 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.17 Page no 193" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "a1=50 #degree\n", - "R1=6.0 #ohm\n", - "a2=100 #degree\n", - "R=7 #ohm\n", - "\n", - "#Calculation\n", - "a=(R-R1)/(R1*(a2-a1))\n", - "R0=R1/(1+(a*a1))\n", - "\n", - "#Result\n", - "print\"Mean temperature coefficient is\", round(a,4),\"degree/C\"\n", - "print\"Resistance of the conductor is\",round(R0,3),\"W\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Mean temperature coefficient is 0.0033 degree/C\n", - "Resistance of the conductor is 5.143 W\n" - ] - } - ], - "prompt_number": 110 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.18 Page no 193" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "V=230 #v\n", - "a=27 #degree C\n", - "I1=3.2 #A\n", - "I2=2.8 #A\n", - "a1=1.70*10**-4 #degree/C\n", - "\n", - "#Calculation\n", - "R1=V/I1\n", - "R2=V/I2\n", - "a2=a+((R2-R1)/(R1*a1))\n", - "\n", - "#Result\n", - "print\"Steady temperature is\", round(a2,2),\"degree C\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Steady temperature is 867.34 degree C\n" - ] - } - ], - "prompt_number": 117 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.21 Page no 193" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=1 #ohm\n", - "R2=2 \n", - "R3=3\n", - "E=12 #V\n", - "\n", - "#Calculation\n", - "Rs=R1+R2+R3\n", - "I=E/Rs\n", - "R11=I*R1\n", - "R12=I*R2\n", - "R13=I*R3\n", - "\n", - "#Result\n", - "print\"(a) Total resistance of the combination is\",Rs,\"ohm\"\n", - "print\"(b) Potential drop across R1 is\",R11,\"V\"\n", - "print\" Potential drop across R2 is\",R12,\"V\"\n", - "print\" Potential drop across R3 is\",R13,\"V\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "(a) Total resistance of the combination is 6 ohm\n", - "(b) Potential drop across R1 is 2 V\n", - " Potential drop across R2 is 4 V\n", - " Potential drop across R3 is 6 V\n" - ] - } - ], - "prompt_number": 125 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.22 Page no 193" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=2.0 #ohm\n", - "R2=4.0 #ohm\n", - "R3=5.0 \n", - "E=20 #V\n", - "\n", - "#calculation\n", - "Rp=1/(1/R1+1/R2+1/R3)\n", - "I=E/Rp\n", - "I1=E/R1\n", - "I2=E/R2\n", - "I3=E/R3\n", - "\n", - "print\"(a) Toatl resisatnce is\", round(Rp,2),\"ohm\"\n", - "print\"(b) Current through R1 is\",I1,\"A\"\n", - "print\"Current through R2 is\",I2,\"A\"\n", - "print\"Current through R3 is\",I3,\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "(a) Toatl resisatnce is 1.05 ohm\n", - "(b) Current through R1 is 10.0 A\n", - "Current through R2 is 5.0 A\n", - "Current through R3 is 4.0 A\n" - ] - } - ], - "prompt_number": 134 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.24 Page no 194" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R=6\n", - "R1=2.0\n", - "\n", - "#calculation\n", - "n=R/R1\n", - "\n", - "#Result\n", - "print\"Number of resistance is\",n" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Number of resistance is 3.0\n" - ] - } - ], - "prompt_number": 135 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.25 Page no 194" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=9.0 #ohm\n", - "R2=5.0\n", - "R3=3.0\n", - "R4=7.0\n", - "\n", - "#Calculation\n", - "R11=R1+R2\n", - "R22=R3+R4\n", - "R=1/(1/R11+1/R22+1/R22)\n", - "\n", - "#Result\n", - "print\"Equivalent resistance is\",round(R,2),\"ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Equivalent resistance is 3.68 ohm\n" - ] - } - ], - "prompt_number": 141 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.26 Page no 194" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=3 #ohm\n", - "R2=3\n", - "\n", - "#Calculation\n", - "R11=R1+R2\n", - "R22=(R11*R11)/(R11+R11)\n", - "R=R11*R1/(R11+R1)\n", - "\n", - "#Result\n", - "print\"Effective resistance is\", R,\"ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Effective resistance is 2 ohm\n" - ] - } - ], - "prompt_number": 148 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.27 Page no 195" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=30.0 #ohm\n", - "R2=30.0\n", - "E=2 #V\n", - "\n", - "#Calculation\n", - "R11=R1+R2\n", - "R=R11*R1/(R11+R1)\n", - "I=E/R\n", - "\n", - "#Result\n", - "print\"Current through the cell is\",I,\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current through the cell is 0.1 A\n" - ] - } - ], - "prompt_number": 151 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.28 Page no 195" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "Rl=500.0 #ohm\n", - "E=50 #V\n", - "Rac=2000.0 #ohm\n", - "Rab=500.0 \n", - "\n", - "#Calculation\n", - "Rbc=Rac-Rab\n", - "R11=1/(1/Rbc+1/Rl)\n", - "I=E/(Rab+R11)\n", - "V=E-(I*Rab)\n", - "I1=E/Rac\n", - "Rbc1=40/I1\n", - "\n", - "#Result\n", - "print\"(a) Potential difference across the load is\", round(V,2),\"V\"\n", - "print\"(b) Resistance is\",Rbc1,\"ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "(a) Potential difference across the load is 21.43 V\n", - "(b) Resistance is 1600.0 ohm\n" - ] - } - ], - "prompt_number": 165 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.29 Page no 195" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=3 #ohm\n", - "E=9 #V\n", - "\n", - "#Calcuation\n", - "R=R1+R1+R1\n", - "I=E/R\n", - "I1=I/4.0\n", - "\n", - "#Result\n", - "print\"Total resistance is\",R,\"ohm\"\n", - "print\"Current is\",I1,\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Total resistance is 9 ohm\n", - "Current is 0.25 A\n" - ] - } - ], - "prompt_number": 169 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.30 Page no 196" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=1 #ohm\n", - "R2=1 \n", - "r=2/3.0 #ohm\n", - "E=1 #V\n", - "\n", - "#Calculation\n", - "R11=R1*R2/(R1+R2)\n", - "R=1/(1/R1+1/R2+1/R1)\n", - "I=E/(R+r)\n", - "\n", - "#Result\n", - "print\"Current drawn from the cell is\", I,\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current drawn from the cell is 1.5 A\n" - ] - } - ], - "prompt_number": 174 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.31 Page no 196" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R=10.0 #ohm\n", - "r=3.33\n", - "E=15\n", - "\n", - "#Calculation\n", - "Rp=1/(1/R+(1/(R+R)))\n", - "R1=R+Rp+R\n", - "I=E/(R1+r)\n", - "V=I*Rp\n", - "I1=V/(R+R)\n", - "I2=V/R\n", - "\n", - "#Result\n", - "print\"Current flow through the main circuit is\", round(I,1),\"A\"\n", - "print\"Current through QRS is\",round(I1,3),\"A\"\n", - "print\"Current through QS is\",round(I2,3),\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current flow through the main circuit is 0.5 A\n", - "Current through QRS is 0.167 A\n", - "Current through QS is 0.333 A\n" - ] - } - ], - "prompt_number": 199 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.32 Page no 196" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=2 #ohm\n", - "R2=3 \n", - "R3=2.8\n", - "E=6 #V\n", - "\n", - "#calculation\n", - "R=(R1*R2/(R1+R2))+R3\n", - "I=E/R\n", - "\n", - "#Result\n", - "print\"Current in steady state is\", round(I,1),\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current in steady state is 1.6 A\n" - ] - } - ], - "prompt_number": 206 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.33 Page no 197" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "E=10 #v\n", - "r=3 #ohm\n", - "I=0.5 #A\n", - "\n", - "#Calculation\n", - "R=(E/I)-r\n", - "V=I*R\n", - "\n", - "#Result\n", - "print\"Resistance of the resistor is\", R,\"ohm\"\n", - "print\"Terminal voltage is\",V,\"V\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Resistance of the resistor is 17.0 ohm\n", - "Terminal voltage is 8.5 V\n" - ] - } - ], - "prompt_number": 212 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.35 Page no 197" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=3.0 #ohm\n", - "R2=4.0\n", - "R3=6.0\n", - "r=2/3.0\n", - "E=2 #V\n", - "\n", - "#Calculation\n", - "Rp=1/(1/R1+1/R2+1/R3)\n", - "R=Rp+r\n", - "I=E/R\n", - "V=I*Rp\n", - "I1=V/R1\n", - "\n", - "#Result\n", - "print\"Current drawn from the cell is\", I,\"A\"\n", - "print\"Current through 3 Ohm resistance is\",round(I1,2),\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current drawn from the cell is 1.0 A\n", - "Current through 3 Ohm resistance is 0.44 A\n" - ] - } - ], - "prompt_number": 7 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.36 Page no 197" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "E=8\n", - "R=3.0\n", - "r=1.0\n", - "\n", - "#Calculation\n", - "I=E/(R+r)\n", - "I1=I/2.0\n", - "\n", - "#Result\n", - "print\"Current from the battery is\",I,\"A\"\n", - "print\"Current through AC and ABC is\",I1,\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current from the battery is 2.0 A\n", - "Current through AC and ABC is 1.0 A\n" - ] - } - ], - "prompt_number": 11 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.37 Page no 198" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "E=12 #V\n", - "R2=8 #ohm\n", - "r=1 #ohm\n", - "\n", - "#Calculation\n", - "R1=-((E/I)-R2-r)\n", - "\n", - "#Result\n", - "print\"Value of resistance is\", R1,\"ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Value of resistance is 3.0 ohm\n" - ] - } - ], - "prompt_number": 17 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.38 Page no 198" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "E1=20 #V\n", - "r1=1 #ohm\n", - "E2=8 #Volt\n", - "r2=2 #ohm\n", - "R1=12.0\n", - "R2=6.0\n", - "R3=4.0\n", - "\n", - "#Calculation\n", - "E=E1-E2\n", - "R11=1/(1/R1+1/R2+1/R3)\n", - "R=R11+r1+r2+5\n", - "I=E/R\n", - "I1=I-1\n", - "V1=E1-(I*r1)\n", - "V2=E2+(I*r2)\n", - "\n", - "#Result\n", - "print\"(a) Current in the circuit is\", I,\"A\"\n", - "print\"(b) Current in the resister is\", I1,\"A\"\n", - "print\"(c) Potential difference across 12 V battery is\", V1,\"V\"\n", - "print\" Potential difference across 8 V battery is\",V2,\"V\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "(a) Current in the circuit is 1.2 A\n", - "(b) Current in the resister is 0.2 A\n", - "(c) Potential difference across 12 V battery is 18.8 V\n", - " Potential difference across 8 V battery is 10.4 V\n" - ] - } - ], - "prompt_number": 34 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.39 Page no 198" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "E=2 #V\n", - "r=0.015 #ohm\n", - "R=8.5\n", - "\n", - "#Calculation\n", - "E1=E*6\n", - "r1=r*6\n", - "I=E1/(R+r1)\n", - "V=I*R\n", - "\n", - "#Result\n", - "print\"Current drawn from the supply is\", round(I,3),\"A\"\n", - "print\"Terminal voltage is\",round(V,3),\"V\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current drawn from the supply is 1.397 A\n", - "Terminal voltage is 11.874 V\n" - ] - } - ], - "prompt_number": 41 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.40 Page no 198" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "E=4 #V\n", - "I=1.5 #A\n", - "R=6 #ohm\n", - "\n", - "#Calculation\n", - "E1=3*E\n", - "r=((E1/I)-R)/3.0\n", - "V=E-(I*r)\n", - "\n", - "#Result\n", - "print\"(a) Internal resistance is\", round(r,2),\"ohm\"\n", - "print\"(b) Terminal voltage is\",V,\"Volt\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "(a) Internal resistance is 0.67 ohm\n", - "(b) Terminal voltage is 3.0 Volt\n" - ] - } - ], - "prompt_number": 48 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.41 Page no 199" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=15.0 #ohm\n", - "R2=15.0\n", - "E=2\n", - "V=1.6\n", - "\n", - "#Calculation\n", - "R=R1*R2/(R1+R2)\n", - "r=(((E/V)-1)*R)*4\n", - "\n", - "#Result\n", - "print\"Internal resistance is\", r,\"ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Internal resistance is 7.5 ohm\n" - ] - } - ], - "prompt_number": 53 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.42 Page no 199" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "E=1\n", - "a=2\n", - "\n", - "#Calculation\n", - "r=(a*E*(a-E))/(a*E*(a-E))\n", - "\n", - "#Result\n", - "print\"The internal resistance is\",r,\"ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "The internal resistance is 1 ohm\n" - ] - } - ], - "prompt_number": 66 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.43 Page no 199" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "E=2 #V\n", - "r=1.5 #ohm\n", - "R=10 #ohm\n", - "r1=1.5\n", - "r2=1.5\n", - "\n", - "#Calculation\n", - "E1=2*E\n", - "w=r1+r2\n", - "A=1/(1/w+1/w)\n", - "B=R+A\n", - "I=E1/B\n", - "IR=I*R\n", - "\n", - "#Result\n", - "print\"The potential difference across external resistance is\",round(IR,2),\"V\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "The potential difference across external resistance is 3.48 V\n" - ] - } - ], - "prompt_number": 63 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.44 Page no 200" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "n=2.7*10**18\n", - "N=1.0*10**18\n", - "e=1.6*10**-19\n", - "V=230 #V\n", - "\n", - "#Calculation\n", - "I=(n+N)*(e)\n", - "R=V/I\n", - "\n", - "#Result\n", - "print\"The effective resistance of the tube is\",round(R,1),\"ohm\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "The effective resistance of the tube is 388.5 ohm\n" - ] - } - ], - "prompt_number": 73 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.47 Page no 200" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "X=1\n", - "a=3\n", - "E1=12\n", - "r=0.5\n", - "\n", - "#Calculation\n", - "import math\n", - "X1=X+math.sqrt(a)\n", - "I=E1/(X1+r)\n", - "\n", - "#Result\n", - "print\"Current drawn is\", round(I,3),\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "Current drawn is 3.713 A\n" - ] - } - ], - "prompt_number": 99 - }, - { - "cell_type": "heading", - "level": 2, - "metadata": {}, - "source": [ - "Example 6.48 Page no 200" - ] - }, - { - "cell_type": "code", - "collapsed": false, - "input": [ - "#Given\n", - "R1=6\n", - "R2=3.0\n", - "R3=5\n", - "E=24 #V\n", - "I=3 #A\n", - "\n", - "#Calculation\n", - "Rp=(R1*R2)/(R1+R2)\n", - "R=R3+Rp+r\n", - "r=R-(R3+Rp)\n", - "V=I*Rp\n", - "I1=V/R1\n", - "I2=V/R2\n", - "R11=R2+R3+r\n", - "I11=E/R11\n", - "\n", - "#Result\n", - "print\"(a) Internal resistance is\", r,\"ohm\"\n", - "print\" Current I1 is\",I1,\"A and I2 is\",I2,\"A\"\n", - "print\"(b) Current in the circuit is\",round(I11,2),\"A\"" - ], - "language": "python", - "metadata": {}, - "outputs": [ - { - "output_type": "stream", - "stream": "stdout", - "text": [ - "(a) Internal resistance is 1.0 ohm\n", - " Current I1 is 1.0 A and I2 is 2.0 A\n", - "(b) Current in the circuit is 2.67 A\n" - ] - } - ], - "prompt_number": 91 - } - ], - "metadata": {} - } - ] -} \ No newline at end of file -- cgit