added books

1 files changed, 257 insertions, 0 deletions

diff --git a/sample_notebooks/MohdAsif/Chapter2,_Measurement_Errors.ipynb b/sample_notebooks/MohdAsif/Chapter2,_Measurement_Errors.ipynb
new file mode 100755
index 00000000..f8ad79f0
--- /dev/null
+++ b/sample_notebooks/MohdAsif/Chapter2,_Measurement_Errors.ipynb
@@ -0,0 +1,257 @@
+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:7b602763fd5a9c056abb62703a3bc42ae0cb4a39b3c349f78c056ebe58b1c643"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Example 2_3_1"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Precision of the 5th measurement\n",
+      "#Given data : Measurements taken(Unit less)\n",
+      "X1=98;\n",
+      "X2=101;\n",
+      "X3=102;\n",
+      "X4=97;\n",
+      "X5=101;\n",
+      "X6=100;\n",
+      "X7=103;\n",
+      "X8=98;\n",
+      "X9=106;\n",
+      "X10=99.0;\n",
+      "#Calculation\n",
+      "Xn_bar=(X1+X2+X3+X4+X5+X6+X7+X8+X9+X10)/10;\n",
+      "Xn=101    # value of 5th measurement\n",
+      "P=(1-abs((Xn-Xn_bar)/Xn_bar))*100    #Precision\n",
+      "print \"Precision of the 5th measurement,P(%) = \",round(P,3)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Precision of the 5th measurement,P(%) =  99.502\n"
+       ]
+      }
+     ],
+     "prompt_number": 13
+    },
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Example 2_3_2_a"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Absolute error\n",
+      "#given data :\n",
+      "Ae=80.0    # in V\n",
+      "Am=79    # in V\n",
+      "e=Ae-Am    #absolute error\n",
+      "print \"Absolute error,e(V) = \",e"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Absolute error,e(V) =  1.0\n"
+       ]
+      }
+     ],
+     "prompt_number": 6
+    },
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Example 2_3_2_b"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Finding error\n",
+      "#given data :\n",
+      "Ae=80.0    # in V\n",
+      "Am=79    # in V\n",
+      "e=Ae-Am    #error\n",
+      "ep=(e/Ae)*100    #relative percent error\n",
+      "print \"Relative Percent Error(%) = \",ep"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Relative Percent Error(%) =  1.25\n"
+       ]
+      }
+     ],
+     "prompt_number": 5
+    },
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Example 2_3_3"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "# maximum error\n",
+      "#given data :\n",
+      "V1=100     # in volts\n",
+      "V2=200    # in volts\n",
+      "V=V2-V1   # Voltage difference\n",
+      "A=.25    # Accuracy may be \u00b1 in %\n",
+      "max_error=(A/100)*V    # in Volts\n",
+      "print \"maximum error(V) = \u00b1\",max_error"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "maximum error(V) = \u00b1 0.25\n"
+       ]
+      }
+     ],
+     "prompt_number": 7
+    },
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Example 2_3_4"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#sensitivity and deflection error\n",
+      "# given data :\n",
+      "C=4.0    # change in output in mm\n",
+      "M=8.0    # magnitude of input in ohm\n",
+      "S=C/M  # sensitivity\n",
+      "print \"sensitivity,S(mm/ohm) = \",S\n",
+      "D=M/C  # Deflection\n",
+      "print \"Deflection factor,D(ohm/m) = \",D"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "sensitivity,S(mm/ohm) =  0.5\n",
+        "Deflection factor,D(ohm/m) =  2.0\n"
+       ]
+      }
+     ],
+     "prompt_number": 9
+    },
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Example 2_3_5 "
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "# Resolution\n",
+      "# given data :\n",
+      "V=200.0    # full scale reading in volts\n",
+      "N=100.0    # number of divisions \n",
+      "Scale_div=V/N    # Volts\n",
+      "R=(1/10.0)*Scale_div    # Resolution in Volts\n",
+      "print \"Resolution, R(V) = \",round(R,4)"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Resolution, R(V) =  0.2\n"
+       ]
+      }
+     ],
+     "prompt_number": 18
+    },
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Example 2_3_6"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "# Resolution\n",
+      "#given data :\n",
+      "V=9.999    # full scale read out in volt\n",
+      "c=range(0,9999)    # range from 0 to 9999\n",
+      "R=(1/max(c))*V*10.0**3\n",
+      "print \"Resolution, R(mV)\", R"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Resolution, R(mV) 0.0\n"
+       ]
+      }
+     ],
+     "prompt_number": 29
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
\ No newline at end of file