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diff --git a/Engineering_Physics_by_A_Marikani/3-Fibre_optics.ipynb b/Engineering_Physics_by_A_Marikani/3-Fibre_optics.ipynb new file mode 100644 index 0000000..f8f7a5c --- /dev/null +++ b/Engineering_Physics_by_A_Marikani/3-Fibre_optics.ipynb @@ -0,0 +1,207 @@ +{ +"cells": [ + { + "cell_type": "markdown", + "metadata": {}, + "source": [ + "# Chapter 3: Fibre optics" + ] + }, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.1: Numerical_aperture_of_the_fibre.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"//Example No. 3.1.\n", +"//Page No.98.\n", +"//To find numerical aperture.\n", +"clc;clear;\n", +"n1 = 1.6;//Refractive index of core.\n", +"n2 = 1.5;// Refractive index of cladding.\n", +"NA = sqroot((n1^(2))-(n2^(2)));//Numerical Aperture.\n", +"printf('\nThe numerical aperture of the fibre is %.4f',NA);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.2: Numerical_aperture_and_acceptance_angle.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"//Example No.3.2.\n", +"// Page No.98.\n", +"//To calculate numerical aperture and acceptance angle.\n", +"clc;clear;\n", +"n1 = 1.54;//Refractive index of core.\n", +"n2 = 1.5;// Refractive index of cladding.\n", +"no = 1;\n", +"NA = sqroot((n1^(2))-(n2^(2)));//Numerical Aperture.\n", +"printf('\nThe numerical aperture of the fibre is %.4f',NA);\n", +"t = asind(NA/no);// Acceptance angle.\n", +"printf('\nThe acceptance angle of the fibre is %.4f degree',t);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.3: critical_angle.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"//Example No.3.3.\n", +"//Page No. 99.\n", +"//To find critical angle.\n", +"clc;clear;\n", +"n1 = 1.6;//Refractive index of core.\n", +"n2 = 1.49;// Refractive index of cladding.\n", +"Qc = asind((n2)/(n1));//Critical angle.\n", +"printf('\nThe critical angle of the fibre is %.2f degree',Qc);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.4: Refractive_index_and_acceptance_angle.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"\n", +"\n", +"//Example No.3.4.\n", +"//Page No. 99.\n", +"//To find refractive index of core and acceptance angle.\n", +"clc;clear;\n", +"NA = 0.15;//Numerical aperture.\n", +"n2 = 1.55;//Refractive index of cladding.\n", +"n0 = 1.33;//Refractive index of water.\n", +"n1 = sqroot((NA^(2))+(n2^(2)));// Refractive index of core.\n", +"printf('\nThe refractive index of the core is %.4f',n1);\n", +"t = asind(NA/n0);// Acceptance angle.\n", +"mprintf('\nThe acceptance angle of the fibre is %.3f degree',t);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.5: Refractive_index_of_the_core.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"\n", +"//Example No.3.5.\n", +"//Page No. 100.\n", +"//To find refractive index of cladding.\n", +"clc;clear;\n", +"d = 100;//Core diameter.\n", +"NA = 0.26;//Numerical aperture.\n", +"n1 = 1.5;//Refractive index of core.\n", +"n2 = sqroot((n1^(2))-(NA^(2)));// Refractive index of cladding.\n", +"printf('\nThe refractive index of the cladding is %.3f',n2);" + ] + } +, +{ + "cell_type": "markdown", + "metadata": {}, + "source": [ + "## Example 3.6: Refractive_indices_of_core_and_cladding.sce" + ] + }, + { +"cell_type": "code", + "execution_count": null, + "metadata": { + "collapsed": true + }, + "outputs": [], +"source": [ +"\n", +"\n", +"//Example No.3.6.\n", +"// Page No.100.\n", +"//To find refractive idex.\n", +"clc;clear;\n", +"NA = 0.26;//Numerical aperture.\n", +"del = 0.015;//Refractive index difference of the fibre.\n", +"n1 = sqroot((((NA)^(2))/(2*del)));//Refractive index of the core\n", +"printf('\nThe refractive index of the core is %.2f',n1);\n", +"n2 = sqroot((n1^(2))-(NA^(2)));// Refractive index of cladding.\n", +"printf('\nThe refractive index of cladding is %.3f',n2);\n", +"" + ] + } +], +"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 +} |