- #1

Dilemma

- 15

- 1

Circuit:

1. Homework Statement

Circuit:

1. Homework Statement

Determine the net resistance between points

__a and c__and

__a and b__. Assume R' ≠ R.

## Homework Equations

ε - IR = 0

V = IR

## The Attempt at a Solution

http://i.imgur.com/Y2KPI20.jpg

I applied an emf between the points a and c, and tried to solve using Kirchhoff's rules. The question suggests me to use symmetry at junctions but I can not see any.

Thanks in advance.