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+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:cda4775b9259e49c042e3120b0a25eb239766f3373696622080f812fe1f53fa9"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Chapter 01:Introduction"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Ex1.1:pg-20"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "# Given Data\n",
+      "d_r = 13640 # Density of mercury in kg/m^3\n",
+      "g = 9.79 # Acceleration due to gravity in m/s^2\n",
+      "z = 562e-03 # Difference in height in m\n",
+      "z0 = 761e-03 # Reading of barometer in m\n",
+      "P = (d_r*g*(z+z0))*(0.987/1e05) # Gas Pressure in atm\n",
+      "\n",
+      "print \"\\n Example 1.1\\n\"\n",
+      "print \"\\n Gas Pressure is \",round(P,2),\" atm\"\n",
+      "#The answers vary due to round off error\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        " Example 1.1\n",
+        "\n",
+        "\n",
+        " Gas Pressure is  1.74  atm\n"
+       ]
+      }
+     ],
+     "prompt_number": 3
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Ex1.2:pg-21"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "#Given Data\n",
+      "d_r = 13.6e03 # Density of mercury in kg/m^3\n",
+      "g = 9.81 # Acceleration due to gravity in m/s^2\n",
+      "z = 710e-03 # Steam flow pressure in m\n",
+      "z0 = 772e-03 # Reading of barometer in m\n",
+      "P = 1.4e06 # Gauge pressure of applied steam in Pa\n",
+      "P0 = d_r*g*z0 # Atmospheric pressure in Pa\n",
+      "Pi = P+P0  # Inlet steam pressure in Pa\n",
+      "Pc = d_r*g*(z0-z) # Condenser pressure in Pa\n",
+      "\n",
+      "print \"\\n Example 1.2\\n\"\n",
+      "print \"\\n Inlet steam pressure is\",round(Pi/1e6,2),\" MPa\"\n",
+      "print \"\\n Condenser pressure is\",round(Pc/1e3,2),\" kPa\"\n",
+      "#The answers vary due to round off error\n",
+      "\n",
+      "\n",
+      "\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "\n",
+        " Example 1.2\n",
+        "\n",
+        "\n",
+        " Inlet steam pressure is 1.5  MPa\n",
+        "\n",
+        " Condenser pressure is 8.27  kPa\n"
+       ]
+      }
+     ],
+     "prompt_number": 5
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
+\ No newline at end of file