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   "source": [
    "# Chapter 3 , Electricity and Ohm's Law\n",
    " "
   ]
  },
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     "text": [
      "Terminal voltage of a battery is  1.5  V.\n"
     ]
    }
   ],
   "source": [
    "#Example 3.1 , Page Number 23\n",
    "\n",
    "import math \n",
    "\n",
    "W = 75.0     #Work done (in Joules)\n",
    "Q = 50.0     #Charge produced (in Coulomb)\n",
    "\n",
    "#Calculation\n",
    "V = W/Q    #Voltage between battery terminals (in Volts)\n",
    "\n",
    "#Result\n",
    "print \"Terminal voltage of a battery is \",V,\" V.\""
   ]
  }
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