From 92cca121f959c6616e3da431c1e2d23c4fa5e886 Mon Sep 17 00:00:00 2001 From: hardythe1 Date: Tue, 7 Apr 2015 15:58:05 +0530 Subject: added books --- Engineering_Physics_/Chapter12.ipynb.bkup | 287 ++++++++++++++++++++++++++++++ 1 file changed, 287 insertions(+) create mode 100755 Engineering_Physics_/Chapter12.ipynb.bkup (limited to 'Engineering_Physics_/Chapter12.ipynb.bkup') diff --git a/Engineering_Physics_/Chapter12.ipynb.bkup b/Engineering_Physics_/Chapter12.ipynb.bkup new file mode 100755 index 00000000..0efc0c8d --- /dev/null +++ b/Engineering_Physics_/Chapter12.ipynb.bkup @@ -0,0 +1,287 @@ +{ + "metadata": { + "name": "", + "signature": "sha256:0e9faaea32136a2f476b53b6ab2d5d2eb5330fb68ebd80aaad9bbe7ed1328c93" + }, + "nbformat": 3, + "nbformat_minor": 0, + "worksheets": [ + { + "cells": [ + { + "cell_type": "heading", + "level": 1, + "metadata": {}, + "source": [ + "12: Radioactivity" + ] + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example number 12.1, Page number 351" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "\n", + "#Variable declaration\n", + "M7Li3=7.018232; #mass of 7li3(amu)\n", + "Malpha=4.003874; #mass of alpha particle(amu)\n", + "Mpr=1.008145; #mass of proton(amu)\n", + "Ey=9.15; #K.E energy of product nucleus\n", + "\n", + "#Calculation\n", + "#xMy -> x-mass no., M-element, y-atomic no.\n", + "#reaction:- 7li3 + 1H1-> 4He2 + 4He2\n", + "deltaM=M7Li3+Mpr-2*Malpha; #mass defect(amu)\n", + "Q=deltaM*931; #mass defect(MeV)\n", + "Ex=2*Ey-Q; #K.E of incident particle(MeV)\n", + "\n", + "#Result\n", + "print \"kinetic energy of incident proton is\",round(Ex,4),\"MeV\"" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "kinetic energy of incident proton is 0.9564 MeV\n" + ] + } + ], + "prompt_number": 2 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example number 12.2, Page number 351" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "\n", + "#Variable declaration\n", + "M235U=235; #atomic mass of 235U\n", + "m=10**-3; #mass of fissions(gm)\n", + "N=6.023*10**23; #avagadro number\n", + "Eperfi=200*10**6; #energy per fission(eV)\n", + "T=10**-6; #time(s)\n", + "\n", + "#Calculation\n", + "E=Eperfi*1.6*10**-19; #energy per fission(J)\n", + "A=M235U; \n", + "P=((m*N)/A)*(E/T); #power explosion(Watt)\n", + "\n", + "#Result\n", + "print \"power of explosion is\",P,\"Watt\"" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "power of explosion is 8.20153191489e+13 Watt\n" + ] + } + ], + "prompt_number": 3 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example number 12.4, Page number 352" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "\n", + "#Variable declaration\n", + "n=0.4; #efficiency\n", + "N=6.06*10**26; #avagadro number\n", + "Eperfi=200*10**6; #energy per fission(eV)\n", + "P=100*10**6; #electric power(W)\n", + "A=235;\n", + "\n", + "#Calculation\n", + "E=Eperfi*1.6*10**-19; #energy per fission(J)\n", + "T=24*60*60; #time(sec)\n", + "N235=P*T/(E*n); #number of atoms in 235 kg of U235\n", + "m=(A*N235)/N; #mass of 235U consumed/day(kg)\n", + "\n", + "#Result\n", + "print \"mass of 235U consumed/day is\",int(m*10**3),\"g\"" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "mass of 235U consumed/day is 261 g\n" + ] + } + ], + "prompt_number": 13 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example number 12.5, Page number 352" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "\n", + "#Variable declaration\n", + "M2H1=2.01474; #mass of M2H1(amu)\n", + "M3H1=3.01700; #mass of M3H1(amu)\n", + "M1n0=1.008986; #mass of M1n0(amu)\n", + "M4He2=4.003880; #mass of M4He2(amu)\n", + "\n", + "#Calculation\n", + "#thermonuclear reaction in hydrogen bomb explosion \n", + "#2H1 + 3H1 -> 4He2 + 1n0\n", + "Mreac=M2H1+M3H1; #mass of reactants(amu)\n", + "Mprod=M4He2+M1n0; #mass of products(amu)\n", + "Q=Mreac-Mprod; #amount of energy released per reaction(J)\n", + "Q=Q*931; #amount of energy released per reaction(MeV)\n", + "\n", + "#Result\n", + "print \"amount of energy released per reaction is\",round(Q,3),\"MeV\"" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "amount of energy released per reaction is 17.572 MeV\n" + ] + } + ], + "prompt_number": 15 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example number 12.6, Page number 353" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "\n", + "#Variable declaration\n", + "M7Li3=7.01818; #mass of Li atom(amu)\n", + "M1H1=1.0081; #mass of H atom(amu)\n", + "M1n0=1.009; #mass of neutron(amu)\n", + "\n", + "#Calculation\n", + "BEpernu=(1/7)*((3*M1H1)+(4*M1n0)-M7Li3); #binding energy per nucleon(J)\n", + "BEpernu=BEpernu*931; #binding energy per nucleon(MeV)\n", + "\n", + "#Result\n", + "print \"binding energy per nucleon is\",BEpernu,\"MeV\"" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "binding energy per nucleon is 5.60196 MeV\n" + ] + } + ], + "prompt_number": 16 + }, + { + "cell_type": "heading", + "level": 2, + "metadata": {}, + "source": [ + "Example number 12.7, Page number 353" + ] + }, + { + "cell_type": "code", + "collapsed": false, + "input": [ + "#importing modules\n", + "import math\n", + "from __future__ import division\n", + "\n", + "#Variable declaration\n", + "m=10*10**3; #mass of U235(gm)\n", + "N=6.02*10**23; #avagadro number\n", + "Eperfi=200*10**6; #energy per fission(eV)\n", + "A=235;\n", + "\n", + "#Calculation\n", + "E=Eperfi*1.6*10**-19; #energy(J)\n", + "T=24*60*60; #time(s)\n", + "P=((m*N)/A)*(E/T); #power output(Watt)\n", + "\n", + "#Result\n", + "print \"power output is\",round(P/10**9,3),\"*10**9 Watt\"" + ], + "language": "python", + "metadata": {}, + "outputs": [ + { + "output_type": "stream", + "stream": "stdout", + "text": [ + "power output is 9.488 *10**9 Watt\n" + ] + } + ], + "prompt_number": 19 + } + ], + "metadata": {} + } + ] +} \ No newline at end of file -- cgit