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+{
+"cells": [
+ {
+		   "cell_type": "markdown",
+	   "metadata": {},
+	   "source": [
+       "# Chapter 34: Electromagnetic Waves"
+	   ]
+	},
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 34.1: Sample_Problem_1.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"//Given that\n",
+"d = 1.8  //in meter\n",
+"P = 250  //in W\n",
+"c = 3*10^8  //in m/s\n",
+"mu = 4*%pi*10^-7  //in SI unit\n",
+"\n",
+"//Sample Problem 34-1\n",
+"printf('**Sample Problem 34-1**\n')\n",
+"Erms = sqrt(P*c*mu/(4*%pi*d^2))\n",
+"Brms = Erms/c\n",
+"printf('The rms value of electric field is equal to %1.2eV/m\n', Erms)\n",
+"Brms = printf('The rms value of magnetic field is equal to %1.2eT', Brms)"
+   ]
+   }
+,
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 34.2: Sample_Problem_2.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"exec('Gravitation.sci', -1)\n",
+"\n",
+"//Given that\n",
+"density = 3.5*10^3  //in kg/m^3\n",
+"c = 3*10^8  //in m/s\n",
+"d = 1  //(say)\n",
+"Ps = 3.9*10^26  //in W\n",
+"\n",
+"//Sample Problem 34-2\n",
+"printf('**Sample Problem 34-2**\n')\n",
+"R = poly(0, 'R')\n",
+"A = %pi*R^2\n",
+"Ad = 4*%pi*d^2\n",
+"I = Ps/Ad\n",
+"Fr = I*A/c\n",
+"V = 4/3*%pi*R^3\n",
+"m = density*V\n",
+"Fg = GForce(m, Ms, d)\n",
+"R = roots(Fr-Fg)\n",
+"printf('The radius of the dust particle is %1.3em', R(1))"
+   ]
+   }
+,
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 34.3: Sample_Problem_3.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"exec('degree_rad.sci', -1)\n",
+"\n",
+"//Given that\n",
+"theta1 = dtor(60)\n",
+"theta2 = dtor(90-60)\n",
+"I = 1  //(say)\n",
+"\n",
+"//Sample Problem 34-3\n",
+"printf('**Sample Problem 34-3**\n')\n",
+"//half of the original intensity, from the one-half rule\n",
+"I1 = I/2  \n",
+"I2 = I1*cos(theta1)^2\n",
+"I3 = I2*cos(theta2)^2\n",
+"printf('The ratio of the initial inensity to the final intensity of the light is %.4f', I3)"
+   ]
+   }
+,
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 34.4: Sample_Problem_4.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"exec('degree_rad.sci', -1)\n",
+"\n",
+"//Given that\n",
+"n1 = 1.33\n",
+"n2 = 1.77\n",
+"n3 = 1.00\n",
+"theta1 = 50  //in degrees\n",
+"\n",
+"//Sample Problem 34-4a\n",
+"printf('**Sample Problem 34-4a**\n')\n",
+"AORl = 90 - theta1\n",
+"AORr = rtod(asin(n1/n2*sin(dtor(AORl))))\n",
+"printf('The angle of reflection is %1.2fdegrees\n', AORl)\n",
+"printf('The angle of refraction is %1.2fdegrees\n', AORr)\n",
+"\n",
+"//Sample Problem 34-4b\n",
+"printf('\n**Sample Problem 34-4b**\n')\n",
+"Af = rtod(asin(n2/n3*sin(dtor(AORr))))\n",
+"printf('The final angle of refraction is %1.2fdegrees', Af)"
+   ]
+   }
+,
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 34.5: Sample_Problem_5.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"exec('degree_rad.sci', -1)\n",
+"\n",
+"//Given that\n",
+"e = 45  //in degrees\n",
+"\n",
+"//Sample Problem 34-5\n",
+"printf('**Sample Problem 34-5**\n')\n",
+"//For extrem case\n",
+"n = 1/sin(dtor(e))\n",
+"printf('The index of refraction should be at least %1.1f', 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
+}