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{
"metadata": {
"name": "chapter2.ipynb"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 2:Concurrent Forces in A Plane"
]
},
{
"cell_type": "heading",
"level": 2,
"metadata": {},
"source": [
"Example 2.2-1, Page No:10"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"import math\n",
"\n",
"#Initilization of variables\n",
"\n",
"P=50 #N\n",
"Q=100 #N\n",
"beta=150 #degree # angle between P & the horizontal\n",
"\n",
"#Calculations\n",
"\n",
"R=(P**2+Q**2-(2*P*Q*cos(beta*(pi/180))))**0.5 # using the Trignometric solution\n",
"Alpha=(arcsin(((sin(beta*(pi/180))*Q)/R)))*(180/pi)+15 #Angle in degrees\n",
"\n",
"#Result\n",
"print \"The magnitude of resultant is\",round(R,2),\"N\"\n",
"print \"The direction of resultant is\",round(Alpha,2),\"degrees\"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"The magnitude of resultant is 145.47 N\n",
"The direction of resultant is 35.1 degrees\n"
]
}
],
"prompt_number": 19
}
],
"metadata": {}
}
]
}
|
