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{
"cells": [
{
"cell_type": "markdown",
"metadata": {},
"source": [
"\n",
"# Chapter 2: Chain Surveying"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"\n",
"\n",
"### pg-56, pb-1"
]
},
{
"cell_type": "code",
"execution_count": 1,
"metadata": {
"collapsed": false
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"('max length of offset should be', 6.8842279474019135, 'meters')\n"
]
}
],
"source": [
"from __future__ import division\n",
"\n",
"import math\n",
"\n",
"ag=5;\n",
"giv=0.03;\n",
"\n",
"L=20;\n",
"l=(giv*L/(math.sin(ag*math.pi/180)));\n",
"\n",
"\n",
"AB=l;\n",
"\n",
"BC=AB*(math.sin(ag*(math.pi/180)));\n",
"BC=BC/20;\n",
"\n",
"print('max length of offset should be',l,'meters');\n"
]
},
{
"cell_type": "markdown",
"metadata": {},
"source": [
"\n",
"\n",
"### ch-2 page-56, pb-2"
]
},
{
"cell_type": "code",
"execution_count": 2,
"metadata": {
"collapsed": false
},
"outputs": [
{
"name": "stdout",
"output_type": "stream",
"text": [
"('required displacement perpendicular to chain is', 0.0020556978681392835, 'meters')\n",
"('displacement parallel ot chain is', 0.07850393436441575, 'meters')\n"
]
}
],
"source": [
"from __future__ import division\n",
"\n",
"import math\n",
"\n",
"\n",
"AD=AB=15;\n",
"ag=3;\n",
"AC=15*(math.cos(ag*(math.pi/180)))\n",
"\n",
"CD=AB-AC\n",
"sc=10;\n",
"\n",
"CD=CD/sc;\n",
"\n",
"print('required displacement perpendicular to chain is',CD,'meters');\n",
"\n",
"\n",
"BC=AB*(math.sin(ag*(math.pi/180)));\n",
"\n",
"BC=BC/sc;\n",
"print('displacement parallel ot chain is',BC,'meters');\n",
"\n"
]
}
],
"metadata": {
"kernelspec": {
"display_name": "Python 2",
"language": "python",
"name": "python2"
},
"language_info": {
"codemirror_mode": {
"name": "ipython",
"version": 2
},
"file_extension": ".py",
"mimetype": "text/x-python",
"name": "python",
"nbconvert_exporter": "python",
"pygments_lexer": "ipython2",
"version": "2.7.11"
}
},
"nbformat": 4,
"nbformat_minor": 0
}
|
