Question

In the network shown in figure, the equivalent resistance between points X and Y will be_____.

• A. $r$
• B. $\frac{r}{2}$
• C. $2r$
• D. $\frac{r}{3}$

Answer 1

The correct option is B $\frac{r}{2}$

Rr drawing circuit after naming of junction

$R/2$

Option $\left(B\right)$