Q. $n$ equal resistors are first connected in series and then connected in parallel. What is the ratio of the maximum to the minimum resistance
A) $n$
B) $\frac{1}{n^{2}}$
C) $n^{2}$
D) $\frac{1}{n}$
Explanation
(c) $R_{\max} = nR$ and $R_{\min} = R/n \Rightarrow \frac{R_{\max}}{R_{\min}} = n^{2}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.