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   "source": [
    "# Chapter 02:Temperature"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Ex2.1:pg-33"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 2,
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   "outputs": [
    {
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     "text": [
      "\n",
      " Example 2.1\n",
      "\n",
      " The straight bore thermometer reading will be   47.62  degree Celsius.\n"
     ]
    }
   ],
   "source": [
    "\n",
    "d = 1 # Assumption\n",
    "l = 1 # Assumption\n",
    "A_ACDB = (math.pi/4)*(1/3.0)*((1.05*d)**2)*10.5*l - (math.pi/4)*(1/3.0)*d**2*10*l  # Area of ABCD\n",
    "A_AEFB = (math.pi/4)*(1/3.0)*((1.1*d)**2)*11*l - (math.pi/4)*(1/3.0)*d**2*10*l # Area of AEFB\n",
    "t = 100*(A_ACDB/A_AEFB)\n",
    "print \"\\n Example 2.1\"\n",
    "print \"\\n The straight bore thermometer reading will be  \",round(t,2),\" degree Celsius.\"\n",
    "#The answers vary due to round off error\n",
    "\n"
   ]
  },
  {
   "cell_type": "markdown",
   "metadata": {},
   "source": [
    "## Ex2.2:pg-35"
   ]
  },
  {
   "cell_type": "code",
   "execution_count": 13,
   "metadata": {
    "collapsed": false
   },
   "outputs": [
    {
     "name": "stdout",
     "output_type": "stream",
     "text": [
      "\n",
      " Example 2.2\n",
      "\n",
      " Reading of thermocouple at t = 50 degree Celsius will be  58.33  degree Celsius.\n"
     ]
    }
   ],
   "source": [
    "\n",
    "import numpy.polynomial.polynomial\n",
    "\n",
    "#t = numpy.polynomial(0,'t')\n",
    "def f1(t):\n",
    "    e=(0.2*t)-((5e-4)*t**2)\n",
    "    return e# e.m.f. as a function of temperature in mV\n",
    "e0 = f1(0)#horner(e, 0) # e.m.f. at t = 0 degree\n",
    "e100 = f1(100) # e.m.f. at t = 100 degree\n",
    "e50 = f1(50) # e.m.f. at t = 50 degree\n",
    "r = (100/e100)*e50 # Reading of thermocouple at t = 50degree\n",
    "print \"\\n Example 2.2\"\n",
    "print \"\\n Reading of thermocouple at t = 50 degree Celsius will be \",round(r,2),\" degree Celsius.\"\n",
    "#The answers vary due to round off error\n",
    "\n"
   ]
  }
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