A wire of resistance $20 \Omega$ is divided into $10$ equal parts. A combination of two parts are connected in parallel and so on. Now resulting pairs of parallel combination are connected in series. The equivalent resistance of final combination is_______.0$\Omega$.
  • A$5$
  • B$7$
  • C$8$
  • D$10$
JEE MAIN 2024, Diffcult
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