{ "metadata": { "name": "", "signature": "sha256:b3d39c917cf6a960ba7edac2c3153505a96c95d76c51386c4b445bdbf3a8a712" }, "nbformat": 3, "nbformat_minor": 0, "worksheets": [ { "cells": [ { "cell_type": "heading", "level": 1, "metadata": {}, "source": [ "Chapter 2 : Temperature" ] }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 2.1 Page No : 35" ] }, { "cell_type": "code", "collapsed": false, "input": [ "import math \n", "\n", "# Variables\n", "d = 1\n", "l = 1; \t\t\t# Assuming\n", "\n", "# Calculation\n", "A_ACDB = (math.pi/4)*(1./3)*((1.05*d)**2)*10.5*l - (math.pi/4)*(1./3)*d**2*10*l ; \t\t\t# Area of ABCD\n", "A_AEFB = (math.pi/4)*(1./3)*((1.1*d)**2)*11*l - (math.pi/4)*(1./3)*d**2*10*l;\n", "t = 100*(A_ACDB/A_AEFB);\n", "\n", "# Results\n", "print \"The straight bore thermometer reading would e %.1f degree Celcius\"%t\n" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "The straight bore thermometer reading would e 47.6 degree Celcius\n" ] } ], "prompt_number": 3 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 2.2 Page No : 37" ] }, { "cell_type": "code", "collapsed": false, "input": [ "from hornerc import horner\n", "\n", "# Calculation\n", "#e0 = horner(e, 0.); \t\t\t# e.m.f. at t = 0 degree\n", "e100 = horner([0,0.2,-5e-04], 100.); \t\t\t# e.m.f. at t = 100 degree\n", "e50 = horner([0,0.2,-5e-04],50); \t\t\t# e.m.f. at t = 50 degreer\n", "r = (100./e100)*e50; \t\t\t# Reading of thermocouple at t = 50degree\n", "\n", "# Results\n", "print \"Reading of thermocouple at t = 50 degree is %.2f degree Celcius \"%r\n" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "Reading of thermocouple at t = 50 degree is 58.33 degree Celcius \n" ] } ], "prompt_number": 2 }, { "cell_type": "heading", "level": 2, "metadata": {}, "source": [ "Example 2.3 Page No : 37" ] }, { "cell_type": "code", "collapsed": false, "input": [ "\n", "# Variables\n", "R0 = 2.8; \t\t\t# Resistence at t=0 degree in ohm\n", "R100 = 3.8; \t\t\t# Resistence at t = 100 degree in ohm\n", "\n", "# Calculation\n", "a = (R100/R0 - 1)*0.01; \t\t\t# alpha\n", "R = 5.8; \t\t\t# Indicated ressistace in ohm\n", "t = (R/R0 - 1)/a; \t\t\t# Temperature in degree\n", "\n", "# Results\n", "print \"The temperature when indicated resismath.tance is 5.8 ohm is \",t,\"degree\"\n" ], "language": "python", "metadata": {}, "outputs": [ { "output_type": "stream", "stream": "stdout", "text": [ "The temperature when indicated resismath.tance is 5.8 ohm is 300.0 degree\n" ] } ], "prompt_number": 3 } ], "metadata": {} } ] }