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+{
+"cells": [
+ {
+		   "cell_type": "markdown",
+	   "metadata": {},
+	   "source": [
+       "# Chapter 18: Composites"
+	   ]
+	},
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 18.1: Calculate_the_modulus_of_elasticity.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"//Exam:18.1\n",
+"clc;\n",
+"clear;\n",
+"close;\n",
+"E_f=69;//modulus of elasticity in GPa\n",
+"V_f=40/100;//Volume of glass fibres %\n",
+"E_m=3.4;//modulus (in GPa)\n",
+"V_m=60/100;//Volume of polyester resin %\n",
+"E_cl=E_m*V_m+E_f*V_f;//modulus of elasticity (in Gpa)\n",
+"disp(ceil(E_cl),'modulus of elasticity(in Gpa)=');"
+   ]
+   }
+,
+{
+		   "cell_type": "markdown",
+		   "metadata": {},
+		   "source": [
+			"## Example 18.2: EX18_2.sce"
+		   ]
+		  },
+  {
+"cell_type": "code",
+	   "execution_count": null,
+	   "metadata": {
+	    "collapsed": true
+	   },
+	   "outputs": [],
+"source": [
+"//Exam:18.2\n",
+"clc;\n",
+"clear;\n",
+"close;\n",
+"E_f=69;//modulus of elasticity in GPa\n",
+"V_f=40/100;//Volume of glass fibres %\n",
+"E_m=3.4;//modulus (in GPa)\n",
+"V_m=60/100;//Volume of polyester resin %\n",
+"E_cl=E_m*E_f/(E_m*V_f+E_f*V_m);//modulus of elasticity when the stress is applied perpendicular to the direction of the fibre alignment(in Gpa)\n",
+"disp(E_cl,'modulus of elasticity when the stress is applied perpendicular to the direction of the fibre alignment(in Gpa)=');"
+   ]
+   }
+],
+"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
+}