$n$ 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$\frac{1}{n}$
AIPMT 1989, Medium
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C${n^2}$
c ${R_{\max }} = nR$ and ${R_{\min }} = R/n$ $ \Rightarrow $ $\frac{{{R_{\max }}}}{{{R_{\min }}}} = {n^2}$
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