In the network of resistors shown in the adjoining figure, the equivalent resistance between A and B is

(1) 54 ohm

(2) 18 ohm

(3) 36 ohm

(4) 9 ohm

(4) The network can be redrawn as follows

Req=9Ω

Difficulty Level:

  • 6%
  • 7%
  • 7%
  • 82%