Question

Twelve resistances each of resistance $Rohm$ are connected in the circuit as shown in the figure. The effective resistance between $A$ and $B$ is :

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

Answer 1

The correct option is C $\frac{2R}{3}\Omega$

Equivalent resistance is $\frac{2R}{3}\Omega$

Answer-(C)