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{
"metadata": {
"name": "",
"signature": "sha256:4f7d90cd7b10a2be32d6f9985c84b88b7895b54f53fda509a7ab6972ab90144a"
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"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 1 : Introduction"
]
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Example 1.1 Page No : 6"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"\n",
"# Variables\n",
"weight = 981. \t\t\t #weight of payload in N\n",
"gmoon = 1.62;\t\t\t #acceleration due to gravity on the moon in m/s**2\n",
"g = 9.81;\t\t\t #acceleration due to gravity on earth\n",
"\n",
"# Calculations\n",
"mass = weight/g; \t\t\t # Calculations of mass of the payload in kg (calculated as F = m*g)\n",
"weightmoon = mass*gmoon;\t\t\t # Calculations of weight of payload on the moon in N\n",
"\n",
"# Results\n",
"print ' The weight of payload on the moon = %d N'%(weightmoon);\n",
"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
" The weight of payload on the moon = 162 N\n"
]
}
],
"prompt_number": 1
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Example 1.2 Page No : 7"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"\n",
"\n",
"# Variables\n",
"l = 15.;\t\t\t #length of the child's head in cm\n",
"b = 12.;\t\t\t #breadth of the child's head in cm\n",
"p = 101325.;\t\t\t #atmospheric pressure in Pa\n",
"\n",
"# Calculations\n",
"area = (l*b)/(10**4);\t\t\t # Calculations of area of the child's head in m**2\n",
"force = p*area;\t\t\t # Calculations of force exerted on the child's head due to atmospheric air in N\n",
"\n",
"# Results\n",
"print ' The force exerted on the childs head due to atmospheric air = %.2f N'%(force);\n",
"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
" The force exerted on the childs head due to atmospheric air = 1823.85 N\n"
]
}
],
"prompt_number": 14
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Example 1.3 Page No : 7"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"import math\n",
"\n",
"\n",
"# Variables\n",
"rho_water = 1000.;\t\t\t #density of water flowing through the pipeline in kg/m**3\n",
"rho_manomtr = 1595.;\t\t #density of manometric fluid (carbon tetrachloride) in kg/m**3\n",
"l = 40.;\t \t\t #length between the selected sections in cm\n",
"theta = 45.\t\t\t #inclination of the manometer in degrees\n",
"g = 9.81;\t \t\t #acceleration due to gravity in m/s**2\n",
"\n",
"# Calculations\n",
"delp = (l/100.)*math.sin((theta*math.pi)/180.)*g*(rho_manomtr-rho_water); # Calculations of pressure drop between the required sections in Pa\n",
"\n",
"# Results\n",
"print ' The pressure drop between the required sections = %.2f Pa'%delp\n",
"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
" The pressure drop between the required sections = 1650.94 Pa\n"
]
}
],
"prompt_number": 13
}
],
"metadata": {}
}
]
}
|
