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{
"metadata": {
"name": "",
"signature": "sha256:be8f61b53e434158045726efedae14168d3ad7c750cfe29d070385bb73f71e47"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 3 : Dimensional Analysis"
]
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 3.1 Page No : 58"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"import math \n",
"\t\n",
"#initialisation of variables\n",
"g= 32.2 \t#ft/sec**2\n",
"t= 1. \t#hr\n",
"g1= 32.2 \t#ft/sec**2\n",
"g2= 32.2 \t#lbm ft/lbf\n",
"u= 2.4*10**-5 \t#lbf sec/ft**2\n",
"\t\n",
"#CALCULATIONS\n",
"q2= g*(t*60*60)**2\n",
"go= g*(t*60*60)**2\n",
"q3= g/g2\n",
"u1= u/(t*60*60)\n",
"\t\n",
"#RESULTS\n",
"print ' q2 = %.2e lbm ft/lbf hr**2'%(q2)\n",
"print ' go = %.2e lbm ft/lbf hr**2'%(go)\n",
"print ' go = %.f slug ft/lbf sec**2'%(q3)\n",
"print ' viscosity = %.2e lbf hr/ft**2'%(u1)\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
" q2 = 4.17e+08 lbm ft/lbf hr**2\n",
" go = 4.17e+08 lbm ft/lbf hr**2\n",
" go = 1 slug ft/lbf sec**2\n",
" viscosity = 6.67e-09 lbf hr/ft**2\n"
]
}
],
"prompt_number": 2
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 3.2 Page No : 64"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\t\n",
"#initialisation of variables\n",
"g= 32.2 \t#ft/sec**2\n",
"m= 1 \t#lb\n",
"\t\n",
"#CALCULATIONS\n",
"m1= g/m\n",
"\t\n",
"#RESULTS\n",
"print '1 lbf/sec ft**2 = %.1f lbm/ft sec'%(m1)\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"1 lbf/sec ft**2 = 32.2 lbm/ft sec\n"
]
}
],
"prompt_number": 2
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 3.5 Page No : 75"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\t\n",
"#initialisation of variables\n",
"n1=1.\n",
"n2= 3.\n",
"n3=2.\n",
"\t\n",
"#CALCULATIONS\n",
"a1= -n1\n",
"a2= -n3\n",
"a3= -n1-a2+3*a1\n",
"b1= -n1\n",
"b2= -n1\n",
"b3= n1+3*b1-b2\n",
"\t\n",
"#RESULTS\n",
"print ' a1 = %.f '%(a1)\n",
"print ' a2 = %.f '%(a2)\n",
"print ' a3 = %.f '%(a3)\n",
"print ' b1 = %.f '%(b1)\n",
"print ' b2 = %.f '%(b2)\n",
"print ' b3 = %.f '%(b3)\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
" a1 = -1 \n",
" a2 = -2 \n",
" a3 = -2 \n",
" b1 = -1 \n",
" b2 = -1 \n",
" b3 = -1 \n"
]
}
],
"prompt_number": 3
}
],
"metadata": {}
}
]
}
|
