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Diffstat (limited to 'modern_physics_by_Satish_K._Gupta/chap1.ipynb')
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diff --git a/modern_physics_by_Satish_K._Gupta/chap1.ipynb b/modern_physics_by_Satish_K._Gupta/chap1.ipynb deleted file mode 100755 index 36a74a3e..00000000 --- a/modern_physics_by_Satish_K._Gupta/chap1.ipynb +++ /dev/null @@ -1,462 +0,0 @@ -{
- "metadata": {
- "name": "",
- "signature": "sha256:1a5424f1a289fa2ea02065679fbda8bfa43c7eec69070520139086e97a973104"
- },
- "nbformat": 3,
- "nbformat_minor": 0,
- "worksheets": [
- {
- "cells": [
- {
- "cell_type": "heading",
- "level": 1,
- "metadata": {},
- "source": [
- "Chapter 1 Coulombs Law"
- ]
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.1 Page no 12"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "q=-3*10**-7 #C\n",
- "e=-1.6*10**-19 #C\n",
- "\n",
- "#Calculation\n",
- "n=q/e\n",
- "\n",
- "#Result\n",
- "print\"Number of electrons transferred from wool to polythene is\", n"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Number of electrons transferred from wool to polythene is 1.875e+12\n"
- ]
- }
- ],
- "prompt_number": 2
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.2 Page no 12"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "m=3.11 #g\n",
- "Z=29\n",
- "A=63.5 \n",
- "N=6.023*10**23\n",
- "e=1.6*10**-19\n",
- "\n",
- "#Calculation\n",
- "n=(N*m)/A\n",
- "n1=n*Z\n",
- "q=n1*e\n",
- "\n",
- "#Result\n",
- "print\"Total positive or negative charge is\", round(q*10**-5,2),\"*10**5 C\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Total positive or negative charge is 1.37 *10**5 C\n"
- ]
- }
- ],
- "prompt_number": 23
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.3 Page no 12"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "q1=2*10**-7\n",
- "q2=3*10**-7\n",
- "r=0.3 #m\n",
- "a=9*10**9\n",
- "\n",
- "#Calculation\n",
- "F=(a*q1*q2)/r**2\n",
- "\n",
- "#Result\n",
- "print\"Force between two small charged spheres is\", F*10**3,\"*10**-3\",\"N(repulsive\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Force between two small charged spheres is 6.0 *10**-3 N(repulsive\n"
- ]
- }
- ],
- "prompt_number": 11
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.4 page no. 12"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "F=3.7*10**-9 #N\n",
- "r=5*10**-10 #m\n",
- "a=9*10**9\n",
- "q1=1.6*10**-19\n",
- "\n",
- "#Calculation\n",
- "import math\n",
- "n=math.sqrt(F*r**2/(a*q1**2))\n",
- "\n",
- "#Result\n",
- "print\"number of electrons is\", round(n,0)"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "number of electrons is 2.0\n"
- ]
- }
- ],
- "prompt_number": 16
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.5 Page no 12"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "q1=0.4*10**-6 #C\n",
- "q2=0.8*10**-6 #C\n",
- "F12=0.2 #N\n",
- "a=9.0*10**9\n",
- "\n",
- "#Calculation\n",
- "import math\n",
- "r=math.sqrt((a*q1*q2)/F12)\n",
- "\n",
- "#Result\n",
- "print\"(a) Distance between two spheres is\", r,\"m\"\n",
- "print\"(b) Force on charge q2 due to q1 is\",F12,\"N\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "(a) Distance between two spheres is 0.12 m\n",
- "(b) Force on charge q2 due to q1 is 0.2 N\n"
- ]
- }
- ],
- "prompt_number": 32
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.6 Page no 13"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "q1=5*10**-8 #C\n",
- "m1=8*10**-3 #Kg\n",
- "a=9*10**9\n",
- "r=0.05 #m\n",
- "\n",
- "#Calculation\n",
- "q2=m1*9.8*r**2/(a*q1)\n",
- "\n",
- "#Result\n",
- "print\"Charge q2 is\", round(q2*10**7,2)*10**-7,\"C(positive)\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Charge q2 is 4.36e-07 C(positive)\n"
- ]
- }
- ],
- "prompt_number": 40
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.7 Page no 13"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "q1=6.5*10**-7 #C\n",
- "q2=6.5*10**-7\n",
- "r=0.5 #m\n",
- "a=9*10**9\n",
- "K=80.0\n",
- "\n",
- "#Calculation\n",
- "Fair=a*q1*q2/r**2\n",
- "r1=0.5/2.0\n",
- "F1=a*4*q1*q2/r1**2\n",
- "Fwater=Fair/K\n",
- "\n",
- "#Result\n",
- "print\"(a) Mutual force of electrostatic repulsion is\", Fair*10**2,\"*10**-2 N\"\n",
- "print\"(b) (i) Force of repulsion is\", round(F1,4),\"N\"\n",
- "print \"(ii) Force of repulsion is\",round(Fwater*10**4,1),\"*10**-4 N\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "(a) Mutual force of electrostatic repulsion is 1.521 *10**-2 N\n",
- "(b) (i) Force of repulsion is 0.2434 N\n",
- "(ii) Force of repulsion is 1.9 *10**-4 N\n"
- ]
- }
- ],
- "prompt_number": 57
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.8 Page no 13"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "q1=6.5*10**-7 #C\n",
- "r=0.05 #m\n",
- "a=9*10**9\n",
- "r1=0.5\n",
- "\n",
- "#Calculation\n",
- "q11=q1/2.0\n",
- "q21=(q1+q11)/2.0\n",
- "F=(a*q11*q21)/r1**2\n",
- "\n",
- "#Result\n",
- "print\"New force of repulsion between A and B is\", round(F*10**3,3),\"*10**-3 N\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "New force of repulsion between A and B is 5.704 *10**-3 N\n"
- ]
- }
- ],
- "prompt_number": 64
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.10 Page no 14"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "a=9.0*10**9\n",
- "r=0.2\n",
- "m=9.8*10**-3\n",
- "a1=0.1\n",
- "a2=0.5\n",
- "\n",
- "#Calculation\n",
- "import math\n",
- "a11=m*(a1/(math.sqrt(a2**2-a1**2)))\n",
- "q=math.sqrt((a11*r**2)/a)\n",
- "\n",
- "#Result\n",
- "print\"Charge on each ball is\", round(q*10**8,2)*10**-6,\"C\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Charge on each ball is 9.43e-06 C\n"
- ]
- }
- ],
- "prompt_number": 100
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.12 Page no 14"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "qa=10**-5 #C\n",
- "qb=5*10**-6 #C\n",
- "qc=-5*10**-6 #C\n",
- "r=0.1 #m\n",
- "a=9*10**9\n",
- "\n",
- "#Calculation\n",
- "import math\n",
- "Fab=(a*qa*qb)/r**2\n",
- "Fac=Fab\n",
- "F=math.sqrt(Fab**2+Fac**2+(2*Fab*Fac*math.cos(120*3.14/180.0)))\n",
- "\n",
- "#Result\n",
- "print\"Resultant force is\", round(F,0),\"N\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Resultant force is 45.0 N\n"
- ]
- }
- ],
- "prompt_number": 75
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 1.13 Page no 15"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "qa=1\n",
- "qb=100\n",
- "ab=10\n",
- "a=9*10**9\n",
- "qd=75\n",
- "a1=5\n",
- "\n",
- "#Calculation\n",
- "import math\n",
- "Fab=(a*qa*qb)/ab**2\n",
- "Fac=Fab\n",
- "Fac1=(a*qa*qd)/(ab**2-a1**2)\n",
- "Fx=Fab*math.cos(60*3.14/180.0)+Fac1*math.cos(60*3.14/180.0)\n",
- "Fy=Fac\n",
- "F=math.sqrt(Fx**2+Fy**2)\n",
- "B=Fy/Fx\n",
- "B1=math.atan(B)*180/3.14\n",
- "\n",
- "#Result\n",
- "print\"Resultant force on charge qa is inclined at\", round(B1,0),\"Degree\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Resultant force on charge qa is inclined at 45.0 Degree\n"
- ]
- }
- ],
- "prompt_number": 90
- }
- ],
- "metadata": {}
- }
- ]
-}
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