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   "source": [
    "# Chapter 01:Introduction"
   ]
  },
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   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Ex1.1:pg-20"
   ]
  },
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     "text": [
      "\n",
      " Example 1.1\n",
      "\n",
      "\n",
      " Gas Pressure is  1.74  atm\n"
     ]
    }
   ],
   "source": [
    "import math\n",
    "# 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"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Ex1.2:pg-21"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
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   "outputs": [
    {
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     "text": [
      "\n",
      " Example 1.2\n",
      "\n",
      "\n",
      " Inlet steam pressure is 1.5  MPa\n",
      "\n",
      " Condenser pressure is 8.27  kPa\n"
     ]
    }
   ],
   "source": [
    "import math\n",
    "#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"
   ]
  }
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