A) 9 : 1
B) 1 : 9
C) 3 : 1
D) 1 : 3
Correct Answer: C
Solution :
\[r\propto \frac{1}{h}\Rightarrow \frac{{{r}_{1}}}{{{r}_{2}}}=\frac{{{h}_{2}}}{{{h}_{1}}}=\frac{6.6}{2.2}=\frac{3}{1}\]
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