From 47d7279a724246ef7aa0f5359cf417992ed04449 Mon Sep 17 00:00:00 2001 From: hardythe1 Date: Wed, 3 Jun 2015 15:27:17 +0530 Subject: add books --- Materials_Science_and_Engineering/Chapter10.ipynb | 144 ++++++++++++++++++++++ 1 file changed, 144 insertions(+) create mode 100755 Materials_Science_and_Engineering/Chapter10.ipynb (limited to 'Materials_Science_and_Engineering/Chapter10.ipynb') diff --git a/Materials_Science_and_Engineering/Chapter10.ipynb b/Materials_Science_and_Engineering/Chapter10.ipynb new file mode 100755 index 00000000..8e36c2f2 --- /dev/null +++ b/Materials_Science_and_Engineering/Chapter10.ipynb @@ -0,0 +1,144 @@ +{ + "metadata": { + "name": "" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "Chapter 10 : Elastic. Anelastic and Viscoelastic Behaviour" + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 10.1, Page No 241" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#initialisation of variables\n", + "n = 1.0\n", + "m = 9.0\n", + "A = 7.68e-29 # Constant having unit J m \n", + "r_0 = 2.5e-10 # bonding distance in m\n", + "\n", + "#Calculations\n", + "B = A*r_0**8.0/9\n", + "Y = (90*B/(r_0)**11-2*A/(r_0)**3)/r_0\n", + "\n", + "#Results\n", + "print(\"Young\u2019s modulus of material is %d GN m^-2\" %(Y/1e9))\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Young\u2019s modulus of material is 157 GN m^-2\n" + ] + } + ], + "prompt_number": 6 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 10.2, Page No 245" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#initialisation of variables\n", + "Y_f = 440.0\n", + "Y_m = 71.0 \n", + "sigma_total= 100.0 # total load\n", + "\n", + "#Calculations\n", + "r = Y_f/Y_m\n", + "sigma_f = r*(sigma_total/0.7)/(1+r*3/7)\n", + "\n", + "#Results\n", + "print(\" Part A:\")\n", + "print(\" When load is applied parallel to fiber then, stress in fiber is %d MN m^-2\" %sigma_f)\n", + "\n", + "print(\" Part B:\")\n", + "print(\" When load is applied perpendicular to fiber then, stress in fiber and matrix is same i.e. %d MN m^-2\" %sigma_total)\n", + "\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + " Part A:\n", + " When load is applied parallel to fiber then, stress in fiber is 242 MN m^-2\n", + " Part B:\n", + " When load is applied perpendicular to fiber then, stress in fiber and matrix is same i.e. 100 MN m^-2\n" + ] + } + ], + "prompt_number": 7 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example 10.3, Page No 251" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "import math\n", + "#initialisation of variables\n", + "t_r = 100.0 # relaxation time in s\n", + "d = 2.5 # distance in angstrom\n", + "\n", + "#Calculations\n", + "f = 1.0/t_r # jump frequency\n", + "D = (d*1e-10)**2*f\n", + "\n", + "#Results\n", + "print(\"Diffusion coefficient is %.2e m^2 s^-1\" %D)\n" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "Diffusion coefficient is 6.25e-22 m^2 s^-1\n" + ] + } + ], + "prompt_number": 8 + } + ], + "metadata": {} + } + ] +} \ No newline at end of file -- cgit