An infinite ladder is constructed with 1 ohm and 2ohm resistors as shown in figure. Find the effective resistance….

Q. An infinite ladder is constructed with 1 ohm and 2 ohm resistors as shown in figure. Find the effective resistance between the points A and B.

(a) 2.5 Ω

(b) 1 Ω

(c) 3 Ω

(d) 2 Ω

Ans: (d)