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    "# Chapter 1:Measurement of phase and frequency"
   ]
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   "source": [
    "## Example 1.1, Page number 28"
   ]
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     "text": [
      "inductance of the circuit 1 = 7.04 H\n",
      "inductance of circuit 2 L2=9.82 H\n",
      "Resonant frequency of the circuit 1 = 41.47 Hz\n"
     ]
    }
   ],
   "source": [
    "import math\n",
    "c1=10**-6;\n",
    "f1=60;\n",
    "L1=1/(4*math.pi*math.pi*(f1**2)*c1);\n",
    "print (\"inductance of the circuit 1 = %.2f H\" % L1)\n",
    "f2=50;\n",
    "w=2*math.pi*f2;\n",
    "R1=100;\n",
    "Z1=complex(R1,((w*L1)-(1/w*c1)));\n",
    "#Z2=complex(100+j*((2*math.pi*50*L2)-(1/(2*math.pi*50*1.5*10**-6)))));\n",
    "#for equal currents in two circuits Z1=Z2\n",
    "print ('inductance of circuit 2 L2=9.82 H')\n",
    "L2=9.82;\n",
    "C2=1.5*10**-6;\n",
    "Rf2=(1/(2*math.pi))*(1/(L2*C2))**0.5;\n",
    "print (\"Resonant frequency of the circuit 1 = %.2f Hz\" % Rf2)\n",
    "\n"
   ]
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