Q. If all the resistors shown have the value $2\ ohm$ each, the equivalent resistance over $AB$ is
A) $2\ ohm$
B) $4\ ohm$
C) $1\frac{2}{3}\ ohm$
D) $2\frac{2}{3}\ ohm$
Explanation
(d) $R_{AB} = \frac{R}{3} + R = \frac{2}{3} + 2 = \frac{8}{3} = 2\frac{2}{3}\Omega$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.