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diff --git a/Fluid_Mechanics/Chapter6.ipynb b/Fluid_Mechanics/Chapter6.ipynb
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+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:779dd4cf4a63ec7ae3b3ee56b532415f0e7430caa393646786820e5bcc3483bb"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Chapter 6 : Dimensional Analysis and Dynamic Similitude"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 3,
+     "metadata": {},
+     "source": [
+      "Example 6.2 Page no 233"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "\n",
+      "\n",
+      "L = 10                          # length scale lp/l\n",
+      "\n",
+      "\n",
+      "rhop = 0.86*998.2                 # density inn kg/m**3\n",
+      "\n",
+      "mup = 8*10**-3                    # viscosity in Ns/m**2\n",
+      "\n",
+      "Vp = 2.5                          # Velocity in m/s\n",
+      "\n",
+      "\n",
+      "rhom = 998.2                     # density in kg/m**3\n",
+      "\n",
+      "mum = 1.005*10**-3               # viscosity in Ns/m**2\n",
+      "\n",
+      "\n",
+      "Vm = Vp*L*(rhop/rhom)*(mum/mup)  # velocity in m/s\n",
+      "\n",
+      "print \"Hence the model should be tested at a velocity of \",round(Vm,2),\"m/s. This velocity in the model is called corresponding velocity\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Hence the model should be tested at a velocity of  2.7 m/s. This velocity in the model is called corresponding velocity\n"
+       ]
+      }
+     ],
+     "prompt_number": 3
+    },
+    {
+     "cell_type": "heading",
+     "level": 3,
+     "metadata": {},
+     "source": [
+      "Example 6.3 Page no 233"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "\n",
+      "\n",
+      "from __future__ import division\n",
+      "\n",
+      "from math import *\n",
+      "\n",
+      "l = 300                               # length in ft\n",
+      "\n",
+      "Q = 100000                            # discharge in cfs\n",
+      "\n",
+      "Cd = 3.8                              # coefficient of discharge\n",
+      "\n",
+      "L = (1/50)                              # length scale\n",
+      "\n",
+      "\n",
+      "Qm = 100000*(L)**(5/2)                     # model discharge in cfs\n",
+      "\n",
+      "print \"Maximum discharge, Qm = \",round(Qm,8),\"cfs\"\n",
+      "\n",
+      "H = (Q/(Cd*l))**(2/3)                 # height over spill way\n",
+      "\n",
+      "h = H*L*12                              # head over spill model\n",
+      "\n",
+      "print \"Maximum head over crest = \",round(h,2),\"ft\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Maximum discharge, Qm =  5.65685425 cfs\n",
+        "Maximum head over crest =  4.74 ft\n"
+       ]
+      }
+     ],
+     "prompt_number": 1
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [],
+     "language": "python",
+     "metadata": {},
+     "outputs": []
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
+\ No newline at end of file