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{
"metadata": {
"name": ""
},
"nbformat": 3,
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"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 15 : Two and three dimentional fluid mechanics"
]
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"\n",
"Example 15.4 page no : 474\n"
]
},
{
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"collapsed": false,
"input": [
"#Calculate the time taken by water in a long pipe to reach its steady state velocity\n",
"#let (new)*t/r0^2 be denoted by y\n",
"\n",
"# variables\n",
"y=0.05 #dimentionless\n",
"r0=0.077 #m\n",
"mew=1 #Pa.s\n",
"rho=1000.0 #Kg/m^3\n",
"\n",
"# calculations\n",
"new=mew/rho #m^2/s\n",
"t=y*r0**2/new #s\n",
"\n",
"# results\n",
"print \"the time taken by water in a long pipe to reach its steady state velocity is % f seconds\"%t"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"the time taken by water in a long pipe to reach its steady state velocity is 0.296450 seconds\n"
]
}
],
"prompt_number": 1
}
],
"metadata": {}
}
]
}
|
