From 476705d693c7122d34f9b049fa79b935405c9b49 Mon Sep 17 00:00:00 2001 From: prashantsinalkar Date: Tue, 14 Apr 2020 10:19:27 +0530 Subject: Initial commit --- .../11-Dielectric_materials.ipynb | 229 +++++++++++++++++++++ 1 file changed, 229 insertions(+) create mode 100644 Engineering_Physics_by_A_Marikani/11-Dielectric_materials.ipynb (limited to 'Engineering_Physics_by_A_Marikani/11-Dielectric_materials.ipynb') diff --git a/Engineering_Physics_by_A_Marikani/11-Dielectric_materials.ipynb b/Engineering_Physics_by_A_Marikani/11-Dielectric_materials.ipynb new file mode 100644 index 0000000..343c861 --- /dev/null +++ b/Engineering_Physics_by_A_Marikani/11-Dielectric_materials.ipynb @@ -0,0 +1,229 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 11: Dielectric materials" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 11.1: Dielectric_constant.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"//Example NO.11.1\n", +"//Page No.335\n", +"//To find dielectric constant of the material \n", +"clc;clear;\n", +"C = (10^-9);//Capacitance -[F].\n", +"d = (2*10^-3);//Distance of separation -[m].\n", +"E0 = (8.854*10^-12);\n", +"A = (10^-4);//Area of capacitor -[m^2]\n", +"Er = ((C*d)/(E0*A));//Dielectric constant.\n", +"printf('\nThe dielectric constant of the material is %.2f',Er);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 11.2: Electronic_polarizability.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"//Example NO.11.2\n", +"//Page No.335\n", +"//To find electronic polarizability of He gas.\n", +"clc;clear;\n", +"E0 = (8.854*10^-12);\n", +"Er = (1.0000684);//Dielectric constant of He-gas\n", +"N = (2.7*10^25);//Concentration of dipoles -[per m^3].\n", +"P = (E0*(Er-1));\n", +"a = (P/(N));\n", +"a = (P/(2.7*10^25));//Electronic polarizability.\n", +"printf('\nElectronic polarizability of He gas is %3.3e F m^2',a);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 11.3: Polarizatio.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"\n", +"//Example NO.11.3\n", +"//Page No.336\n", +"clc;clear;\n", +"E0 = (8.854*10^-12);\n", +"Er = (6);//Dielectric constant.\n", +"E = 100;//Electric field intensity -[V/m].\n", +"P = (E0*(Er-1)*E);//Polarization.\n", +"printf('\nPolarization produced in a dielectric medium is %3.3e C/m^2',P);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 11.4: Electronic_polarizability.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"\n", +"//Example NO.11.4\n", +"//Page No.336\n", +"clc;clear;\n", +"E0 = (8.854*10^-12);\n", +"R = (0.158*10^-9);//Radius of neon -[m].\n", +"a = (4*%pi*E0*R^3);//Electronic polarizability.\n", +"printf('\nElectronic polarizability of neon is %3.3e F m^2',a);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 11.5: Area_of_metal_sheet_required.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"//Example NO.11.5\n", +"//Page No.336\n", +"clc;clear;\n", +"E0 = (8.854*10^-12);// [C^2/N.m^2].\n", +"Er = 6;//Dielectric constant.\n", +"C = (0.02*10^-6);//Capacitance -[F].\n", +"d = (0.002*10^-2);//Thickness of mica -[m].\n", +"A = ((C*d)/(E0*Er));//Area of the metal sheet.\n", +"printf('\nArea of the metal sheet required is %3.3e m^2',A);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 11.6: Relative_permittivity_of_the_crystal.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"//Example NO.11.6\n", +"//Page No.337\n", +"clc;clear;\n", +"E0 = (8.854*10^-12);\n", +"P = (4.3*10^-8);//polarization -[C/m^2].\n", +"E = 1000;//Electric field -[V/m].\n", +"Er = ((P/(E0*E))+1);//Relative permittivity of the crystal.\n", +"printf('\nRelative permittivity of the crystal is %.3f',Er);\n", +"\n", +"//Last statement of this numerical is wrong in the textbook.Here we have to find relative permittivity of the crystal and not the dielectric constant.//" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 11.7: Polarizability_of_the_material.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"//Example NO.11.7\n", +"//Page No.337\n", +"clc;clear;\n", +"E0 = (8.854*10^-12);\n", +"x = (4.94);//Relative suceptibility.\n", +"N = (10^28);//Number of dipoles per unit volume [per m^3].\n", +"a = ((E0*x)/N);//Polarizability of the material\n", +"printf('\nPolarizability of the material is %3.3e F m^-2',a);" + ] + } +], +"metadata": { + "kernelspec": { + "display_name": "Scilab", + "language": "scilab", + "name": "scilab" + }, + "language_info": { + "file_extension": ".sce", + "help_links": [ + { + "text": "MetaKernel Magics", + "url": "https://github.com/calysto/metakernel/blob/master/metakernel/magics/README.md" + } + ], + "mimetype": "text/x-octave", + "name": "scilab", + "version": "0.7.1" + } + }, + "nbformat": 4, + "nbformat_minor": 0 +} -- cgit