Question

Find the equivalent resistance between a and b. ​

Answer 1

Answer:

Explanation:

1 + 1 = 2 ohms as they are series

$\frac{1}{2}$ + $\frac{1}{2}$ = 1 ohms as they are parallel

1 + 1 = 2 ohms as they are series

2 + 2 = 4 ohms as they are series