An infinite sequence of resistance is shown in the figure. The resultant resistance between $A$ and $B$ will be, when ${R_1} = 1\,ohm$ and ${R_2} = 2\,ohm$ ............. $\Omega$
  • A
    Infinity
  • B$1$
  • C$2$
  • D$1.5$
Medium
art

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