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+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:1c4d98200c8a1e6b771808b4d675ec239e0025ee2f57682b5788ea8e65d51528"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Chapter 09:Differential Analysis of Fluid Flow"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 9.9-11,Page No:437"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "V=1 #Velocity of water in the channel in m/s\n",
+      "w=2 #Width of the channel in m\n",
+      "psi_wall=0 #Streamline at the wall m^2/s\n",
+      "psi_dividing=V #Streamline at the dividing m^2/s\n",
+      "delta=0.21\n",
+      "psi_18=1.8 #Streamline at 1.8 in m^2/s\n",
+      "psi_16=1.6 #Streamline at 1.6 in m^2/s\n",
+      "\n",
+      "#Calculations\n",
+      "#Volumetric Flow rate per unit width\n",
+      "V_dot_by_w=psi_dividing-psi_wall #Volumertic Flow rate per unit width in m^2/s\n",
+      "V_dot=V_dot_by_w*w #Volumetric flow Rate in m^3/s\n",
+      "\n",
+      "#Estimation of the velocity at A\n",
+      "V_A=(psi_18-psi_16)/delta #Velocity at point A in m/s\n",
+      "\n",
+      "#Result\n",
+      "print \"The velocity at point A is\",round(V_A,2),\"m/s\"\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The velocity at point A is 0.95 m/s\n"
+       ]
+      }
+     ],
+     "prompt_number": 1
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
+\ No newline at end of file