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{
"metadata": {
"name": "CH21"
},
"nbformat": 3,
"nbformat_minor": 0,
"worksheets": [
{
"cells": [
{
"cell_type": "heading",
"level": 1,
"metadata": {},
"source": [
"Chapter 21: Optical Properties"
]
},
{
"cell_type": "heading",
"level": 3,
"metadata": {},
"source": [
"Example 21.1 Page No 125"
]
},
{
"cell_type": "code",
"collapsed": false,
"input": [
"# Calculation of absorption coefficient\n",
"\n",
"#Given\n",
"# x is thickness of glass(mm)\n",
"x=200\n",
"#It is intensity of non-absorbed radiation\n",
"#Io is intensity of non-relected radiation\n",
"f=0.98 #f=It/Io\n",
"\n",
"#Calculation\n",
"#b is absorption coefficient\n",
"b=-math.log(f)/x\n",
"\n",
"#result\n",
"print\"Absorption coefficient is \",round(b,4),\"mm**-1\"\n",
"\n"
],
"language": "python",
"metadata": {},
"outputs": [
{
"output_type": "stream",
"stream": "stdout",
"text": [
"Absorption coefficient is 0.0001 mm**-1\n"
]
}
],
"prompt_number": 2
}
],
"metadata": {}
}
]
}
|
