Question

Find equivalent resistance between $A$ and $B$ is

• A. $\frac{3R}{4}$
• B. $\frac{R}{2}$
• C. $R$
• D. $2R$

Answer 1

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

Given circuit can be redrawn as follows:





$\Rightarrow R_{eq}=\frac{R}{2}$

Hence, option $\left(C\right)$ is correct.