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Diffstat (limited to 'modern_physics_by_Satish_K._Gupta/chap20.ipynb')
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diff --git a/modern_physics_by_Satish_K._Gupta/chap20.ipynb b/modern_physics_by_Satish_K._Gupta/chap20.ipynb deleted file mode 100755 index b99b0934..00000000 --- a/modern_physics_by_Satish_K._Gupta/chap20.ipynb +++ /dev/null @@ -1,255 +0,0 @@ -{
- "metadata": {
- "name": "",
- "signature": "sha256:17722fc50855830105e8bbc1d5e7f4e9c2450186689d4bcffcae55541cf58a10"
- },
- "nbformat": 3,
- "nbformat_minor": 0,
- "worksheets": [
- {
- "cells": [
- {
- "cell_type": "heading",
- "level": 1,
- "metadata": {},
- "source": [
- "Chapter 20 Electromagnetic Waves"
- ]
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 20.1 Page no 618"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "L=5.5*10**-7 #m\n",
- "c=3*10**8 #m s**-1\n",
- "u=1.5\n",
- "\n",
- "#Calculation\n",
- "V=c/L\n",
- "T=L/c\n",
- "v=c/u\n",
- "L1=v*T\n",
- "\n",
- "#Result\n",
- "print\"(a) The frequency is\",round(V*10**-14,3),\"10**8\",\"MHz\",\"and time period is\",round(T*10**15,1),\"10**-19\",\"micro s\"\n",
- "print\"(b) The wavelenght in glass is\",round(L1*10**7,1),\"10**-7\",\"m\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "(a) The frequency is 5.455 10**8 MHz and time period is 1.8 10**-19 micro s\n",
- "(b) The wavelenght in glass is 3.7 10**-7 m\n"
- ]
- }
- ],
- "prompt_number": 20
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 20.2 Page no 619"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "V=2*10**8 #m s**-1\n",
- "Ur=1.0\n",
- "C=3*10**8\n",
- "\n",
- "#Calculation\n",
- "Er=(C**2)/(V**2*Ur)\n",
- "\n",
- "#Result \n",
- "print\" The relative permittivity is\",Er"
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- " The relative permittivity is 2.25\n"
- ]
- }
- ],
- "prompt_number": 24
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 20.3 Page no 619"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "C=3*10**8\n",
- "V=10**8\n",
- "E0=0.5\n",
- "\n",
- "#Calculation\n",
- "L=C/V\n",
- "Bz=E0/C\n",
- "\n",
- "#Result\n",
- "print\"(a) There is the positive direction of x-axis of propagation of electromagnetic waves\"\n",
- "print\"(b) The wavelengh of the wave is\",L,\"m\"\n",
- "print\"(c) The component of associated magnetic field is\",round(Bz*10**9,0),\"cos(2*math.pi*10**8(t-x/c))\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "(a) There is the positive direction of x-axis of propagation of electromagnetic waves\n",
- "(b) The wavelengh of the wave is 3 m\n",
- "(c) The component of associated magnetic field is 2.0 cos(2*math.pi*10**8(t-x/c))\n"
- ]
- }
- ],
- "prompt_number": 35
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 20.4 Page no 619"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "L=6*10**-3 #m\n",
- "E0=33 #V m**-1\n",
- "C=3.0*10**8\n",
- "\n",
- "#Calculation\n",
- "import math\n",
- "W=(2*math.pi*C)/(L)\n",
- "B=E0/C\n",
- "\n",
- "#Result\n",
- "print\"Magnetic field is\",B,\"sin*math.pi*10**11(t-x/c)\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "Magnetic field is 1.1e-07 sin*math.pi*10**11(t-x/c)\n"
- ]
- }
- ],
- "prompt_number": 41
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 20.5 Page no 619"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "I=8\n",
- "E0=8.85*10**-12\n",
- "C=3*10**8\n",
- "\n",
- "#Calculation\n",
- "import math\n",
- "e0=math.sqrt((2*I)/(E0*C))\n",
- "\n",
- "#Result\n",
- "print\"The amplitude of the electric field is\",round(e0,1),\"N C**-1\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "The amplitude of the electric field is 77.6 N C**-1\n"
- ]
- }
- ],
- "prompt_number": 46
- },
- {
- "cell_type": "heading",
- "level": 2,
- "metadata": {},
- "source": [
- "Example 20.6 Page no 619"
- ]
- },
- {
- "cell_type": "code",
- "collapsed": false,
- "input": [
- "#Given\n",
- "L=0.024 #m\n",
- "k=5.9*10**-9\n",
- "c=3*10**8\n",
- "\n",
- "#Calculation\n",
- "V=L/k\n",
- "t=L/c\n",
- "\n",
- "#Result\n",
- "print\"(i) The number of oscillation is\",round(V*10**-6,3),\"10**6\",\"Hz\"\n",
- "print\"(ii) The coherence time is\",t,\"s\""
- ],
- "language": "python",
- "metadata": {},
- "outputs": [
- {
- "output_type": "stream",
- "stream": "stdout",
- "text": [
- "(i) The number of oscillation is 4.068 10**6 Hz\n",
- "(ii) The coherence time is 8e-11 s\n"
- ]
- }
- ],
- "prompt_number": 65
- }
- ],
- "metadata": {}
- }
- ]
-}
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