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+{
+ "metadata": {
+  "name": "",
+  "signature": "sha256:25701a9cfe4b4cc9d1ac8cc6f44b8c627a0c35030270fb7b840fda02e1793c63"
+ },
+ "nbformat": 3,
+ "nbformat_minor": 0,
+ "worksheets": [
+  {
+   "cells": [
+    {
+     "cell_type": "heading",
+     "level": 1,
+     "metadata": {},
+     "source": [
+      "Chapter 03:Pressure and Fluid Statics"
+     ]
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-1, Page No:75"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "Pvac=40 #Vaccum Gauge Reading in kPa\n",
+      "Patm=100 #Atmospheric Pressure in kPa\n",
+      "\n",
+      "\n",
+      "#Calculations\n",
+      "Pabs=Patm-Pvac #Absolute Pressure reading in kPa\n",
+      "\n",
+      "\n",
+      "#Result\n",
+      "print\"The absolute Pressure is\",Pabs,\"kPa\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The absolute Pressure is 60 kPa\n"
+       ]
+      }
+     ],
+     "prompt_number": 1
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-2, Page No:80"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "h=0.74 #Barmoetric Pressure in m\n",
+      "g=9.805 #Acceleration due to gravity in m/s^2\n",
+      "rho=13570 #Density of mercury in kg/m^3\n",
+      "c=1000 #Conversion factor in N/m^2\n",
+      "\n",
+      "\n",
+      "#Calculations\n",
+      "Patm=(rho*g*h)/c #Atmospheric Pressure in kPa\n",
+      "\n",
+      "\n",
+      "#Result\n",
+      "print\"The Atmospheric Pressure is\",round(Patm,1),\"kPa\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The Atmospheric Pressure is 98.5 kPa\n"
+       ]
+      }
+     ],
+     "prompt_number": 3
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-3, Page No:80"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "h_arm_bottle=1.2 #Height of bottle above armlevel in m\n",
+      "rho=1020 #Density of IV fluid in kg/m^3\n",
+      "g=9.81 #Acceleration due to gravity in m/s^2\n",
+      "P_gauge=20 #Gauge pressure in part b calculations in kPa\n",
+      "c=1000 #Conversion factor in kg.m/s^2\n",
+      "\n",
+      "\n",
+      "#Calculations\n",
+      "\n",
+      "#Part(a)\n",
+      "Pgaugearm=rho*g*h_arm_bottle/c #Gauge Pressure in kPa\n",
+      "\n",
+      "#Part(b)\n",
+      "h_arm_bottle=(P_gauge*c)/(rho*g) # Height of the surface of the IV Fluid in m\n",
+      "\n",
+      "#Result\n",
+      "print\"The gaguge pressure  at 1.2m is\",round(Pgaugearm),\"kPa\"\n",
+      "print\"The height of the surface of the IV Fluid at 20kPa is\",round(h_arm_bottle),\"m\"\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The gaguge pressure  at 1.2m is 12.0 kPa\n",
+        "The height of the surface of the IV Fluid at 20kPa is 2.0 m\n"
+       ]
+      }
+     ],
+     "prompt_number": 8
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-4, Page No:81"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "H=4 #Thickness of gradient zone in m\n",
+      "rho_o=1040 #Density at the water surface in kg/m^3\n",
+      "s=4 #Depth in m\n",
+      "g=9.81 #Acceleration due to gravity in m/s^2\n",
+      "h1=0.8 #Surface zone thickness in m\n",
+      "c=1000 #Conversion Factor in kg.m/s^2\n",
+      "pi=3.14\n",
+      "\n",
+      "\n",
+      "#Calculations\n",
+      "P1=(rho_o*g*h1)/c # Gauge Pressure at bottom of surface zone in kPa\n",
+      "\n",
+      "\n",
+      "#After carrying out the integral\n",
+      "\n",
+      "\n",
+      "#The next three steps are for mere mathametical simplicity\n",
+      "theta=(pi*s)/(4*H) #Angle Conversion into degrees\n",
+      "x=round(tan(theta)) #Tangent calculation\n",
+      "y=arcsinh(x) #Sine Inverse Hyperbolic calculation\n",
+      "P2=P1+((y*rho_o*g*4*H)/(pi*c)) #Gauge Pressure at the bottom in kPa \n",
+      "\n",
+      "\n",
+      "\n",
+      "#Result\n",
+      "print\"The gauge pressure at the bottom is\",round(P2),\"kPa\"\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The gauge pressure at the bottom is 54.0 kPa\n"
+       ]
+      }
+     ],
+     "prompt_number": 36
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-5, Page No:83"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "SG=0.85 #Specific Gravity of the Fluid \n",
+      "h=0.55 #Manometer column height in m\n",
+      "rho_H2O=1000 #Density of water in kg/m^3\n",
+      "Patm=96 #Local Atmospheric Pressure in kPa\n",
+      "g=9.81 #Acceleration due to gravity in m/s^2\n",
+      "c=1000 #Conversion Factor in N/m^2\n",
+      "\n",
+      "\n",
+      "#Calculations\n",
+      "rho=rho_H2O*SG #Density of the fluid in kg/m^3\n",
+      "P=Patm+((rho*g*h)/c) #Absolute Pressure in the tank in kPa\n",
+      "\n",
+      "\n",
+      "\n",
+      "#Result\n",
+      "print\"The absolute pressure in the tank is\",round(P,1),\"kPa\"\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The absolute pressure in the tank is 100.6 kPa\n"
+       ]
+      }
+     ],
+     "prompt_number": 39
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-6, Page No:84"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "H=1400 #Altitude of tank in m\n",
+      "Patm=85.6 #Atmospheric Pressure at H altitude in kPa\n",
+      "h1=0.1 #m\n",
+      "h2=0.2 #m\n",
+      "h3=0.35 #m\n",
+      "rho_water=1000 #Density of water in kg/m^3\n",
+      "rho_oil=850 #Density of oil in kg/m^3\n",
+      "rho_mercury=13600 #Density of mercury in kg/m^3\n",
+      "g=9.81 #Acceleration due to gravity in m/s^2\n",
+      "c=1000 #Conversion Factor in N/m^2\n",
+      "\n",
+      "\n",
+      "\n",
+      "#Calculations\n",
+      "\n",
+      "#For Simplicity we do the following\n",
+      "X=g*(rho_mercury*h3-rho_water*h1-rho_oil*h2)\n",
+      "P1=Patm+((X/c)) #Pressure at point 1 in kPa\n",
+      "\n",
+      "#Result\n",
+      "print\"The pressure at point1 is\",round(P1),\"kPa\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The pressure at point1 is 130.0 kPa\n"
+       ]
+      }
+     ],
+     "prompt_number": 53
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-8,Page No:92\n"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "s=8 #Distance of top of the edge of the door in m\n",
+      "b=1.2 #Height of the door in m\n",
+      "w=1 #width of the door\n",
+      "rho=1000 #Density of water in kg/m^3\n",
+      "g=9.81 #Acceleration due to gravity in m/s^2\n",
+      "c=1000 #Conversion Factor in kg.m/s^2\n",
+      "\n",
+      "#Calculations\n",
+      "Pavg=(rho*g*(s+(b/2)))/c #Average Pressure in kN/m^2\n",
+      "\n",
+      "#Hydrostatic Force\n",
+      "Fr=Pavg*(b*w) #Hydrostatic Force in kN\n",
+      "yp=s+(b/2)+(b**2/(12*(s+(b/2)))) #Center of pressure in m\n",
+      "\n",
+      "#Result\n",
+      "print\"The Average Pressure is\",round(Pavg,1),\"kN/m^2\"\n",
+      "print\"The resultant Hydrostatic Force is\",round(Fr,1),\"kN\"\n",
+      "print\"The center of pressure is at\",round(yp,2),\"m\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The Average Pressure is 84.4 kN/m^2\n",
+        "The resultant Hydrostatic Force is 101.2 kN\n",
+        "The center of pressure is at 8.61 m\n"
+       ]
+      }
+     ],
+     "prompt_number": 56
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-9,Page No:95\n"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "R=0.8 #Radius in m\n",
+      "s=4.2 #m\n",
+      "g=9.81 #Acceleration due to gravity in m/s^2\n",
+      "rho=1000 #Density of water in kg/m^3\n",
+      "b=1 #m\n",
+      "h_bottom=5 #Depth in m\n",
+      "c=1000 #Conversion Factor in kg m/s^2\n",
+      "\n",
+      "#Calculations\n",
+      "\n",
+      "#Part(a)\n",
+      "\n",
+      "#Horizontal Force \n",
+      "Fh=(rho*g*(s+(R/2))*(R*b))/c #Horizontal Force in kN\n",
+      "\n",
+      "#Verticla Force\n",
+      "Fy=(rho*g*h_bottom*R*b)/c #Vertical Force in kN\n",
+      "\n",
+      "#Weight of fluid block\n",
+      "W=(rho*g*(R**2-((pi*R**2)/4))*b)/c #Weight of fluid block in kN\n",
+      "Fv=Fy-W #Net upward Force in kN\n",
+      "Fr=(Fh**2+Fv**2)**0.5 #Resultant Force in kN\n",
+      "thet=arctan(Fv/Fh) #Theta in radians\n",
+      "theta=(180/pi)*thet #Thetain degrees\n",
+      "\n",
+      "#Part(b)\n",
+      "\n",
+      "#Weight of the cylinder per m length\n",
+      "Wcyl=Fr*sin(thet) #Weight of the cylinder in kN\n",
+      "\n",
+      "#Result\n",
+      "print\"The magnitude of hydrostatic force is\",round(Fr,1),\"kN\"\n",
+      "print\"The direction of the hydrostatic force is\",round(theta,1),\"degrees\"\n",
+      "print\"The weight of the cylinder per m length is\",round(Wcyl,1),\"kN\"\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The magnitude of hydrostatic force is 52.3 kN\n",
+        "The direction of the hydrostatic force is 46.4 degrees\n",
+        "The weight of the cylinder per m length is 37.9 kN\n"
+       ]
+      }
+     ],
+     "prompt_number": 68
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-10,Page No:98"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "rho_w=1000 #Density of water in kg/m^3\n",
+      "h_sub=0.1 #m\n",
+      "R=0.005 #Radius in m\n",
+      "\n",
+      "#Calculations\n",
+      "\n",
+      "#Part(a) is theoretical hence not coded here\n",
+      "\n",
+      "#Part(b)\n",
+      "V=pi*R**2*h_sub #Volume in m^3\n",
+      "m=rho_w*V # Mass in kg\n",
+      "\n",
+      "#Result\n",
+      "print\"The mass is\",m,\"kg\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The mass is 0.00785 kg\n"
+       ]
+      }
+     ],
+     "prompt_number": 70
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-11,Page No:99"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable Decleration\n",
+      "rho_f=1025 #Density of sea-water in kg/m^3\n",
+      "rho_concrete=2300 #Density of concrete in kg/m^3\n",
+      "g=9.81 #Acceleration due to gravity in m/s^2\n",
+      "l=0.4 #length of block in m\n",
+      "b=0.4 #breadth of block in m\n",
+      "h=3 #height of block in m\n",
+      "c=1000 #Conversion factor in kg.m/s^2\n",
+      "\n",
+      "#Calculations\n",
+      "\n",
+      "#Part(a)\n",
+      "V=l*b*h #Volume in m^3\n",
+      "Ft_air=(rho_concrete*g*V)/c #Tension in the rope in kN\n",
+      "W=Ft_air #kN\n",
+      "\n",
+      "#Part(b)\n",
+      "Fb=(rho_f*g*V)/c #Force of Buoyancy in kN\n",
+      "\n",
+      "Ft_Water=W-Fb #Tension in the rope under water in kN\n",
+      "\n",
+      "#Result\n",
+      "print\"The tension in the string under water is\",round(Ft_Water),\"kN\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The tension in the string under water is 6.0 kN\n"
+       ]
+      }
+     ],
+     "prompt_number": 72
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-12, Page No:106"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "\n",
+      "#Variable decleration\n",
+      "vo=0 #Initial Velocity in km/h\n",
+      "vf=90 #Final Velocity in km/h\n",
+      "t=10 #Acceleration time in s\n",
+      "h=0.8 #Height of the tank in m\n",
+      "b1=2 #Breadth of the tank in m\n",
+      "b2=0.6 #Width of the tank in m\n",
+      "g=9.81 #Acceleration due to gravity in m/s^2\n",
+      "c=3.6 #Conversion factor in km/h\n",
+      "az=0 #Acceleration in the z direction in m/s^2\n",
+      "d=100 #Conversion from m to cm\n",
+      "\n",
+      "#Calculations\n",
+      "ax=((vf-vo)/t)/c #Acceleration in x direction in m/s^2\n",
+      "thet=arctan(ax/(g+az)) #Theta in radians\n",
+      "\n",
+      "#CASE 1\n",
+      "delta_zs1=d*(b1/2)*tan(thet) #cm\n",
+      "\n",
+      "#CASE 2\n",
+      "delta_zs2=d*(b2/2)*tan(thet) #cm\n",
+      "\n",
+      "#Result\n",
+      "print\"Assuming the tipping is not a problem,The tank should be definitely be placed in such a\"\n",
+      "print\"way that the short side is parallel to the direction of motion\"\n",
+      "print\"As\",round(delta_zs2,1),\"cm <\",round(delta_zs1,1),\"cm\""
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "Assuming the tipping is not a problem,The tank should be definitely be placed in such a\n",
+        "way that the short side is parallel to the direction of motion\n",
+        "As 7.6 cm < 25.5 cm\n"
+       ]
+      }
+     ],
+     "prompt_number": 78
+    },
+    {
+     "cell_type": "heading",
+     "level": 2,
+     "metadata": {},
+     "source": [
+      "Example 3.3-13,Page No:109"
+     ]
+    },
+    {
+     "cell_type": "code",
+     "collapsed": false,
+     "input": [
+      "import math\n",
+      "g=9.81 #Acceleration due to gravity in m/s^2\n",
+      "H=0.6 #Height of vertical cylinder container in m\n",
+      "ho=0.5 #Height of partially filled container in m\n",
+      "rho=850 #Density of liquid in kg/m^3\n",
+      "R=0.1 #Radius in m\n",
+      "c=60 #Conversion factor in s\n",
+      "\n",
+      "#Calculations\n",
+      "w=((4*g*(H-ho))/R**2)**0.5 #Max rotational Speer in rad/s\n",
+      "n_dot=(w/(2*pi))*c #RPM\n",
+      "\n",
+      "#Result\n",
+      "print\"The Rotational speed at which the liquid just starts to spill is\",round(n_dot),\"RPM\"\n",
+      "\n",
+      "\n",
+      "\n",
+      "\n",
+      "\n",
+      "\n"
+     ],
+     "language": "python",
+     "metadata": {},
+     "outputs": [
+      {
+       "output_type": "stream",
+       "stream": "stdout",
+       "text": [
+        "The Rotational speed at which the liquid just starts to spill is 189.0 RPM\n"
+       ]
+      }
+     ],
+     "prompt_number": 81
+    }
+   ],
+   "metadata": {}
+  }
+ ]
+}
\ No newline at end of file