A) 2 : 3
B) 3 : 2
C) 3 : 4
D) 4 : 3
Correct Answer: B
Solution :
\[r\propto \frac{1}{h}\Rightarrow \frac{{{r}_{P}}}{{{r}_{Q}}}=\frac{{{h}_{Q}}}{{{h}_{P}}}=\frac{h}{\frac{2}{3}h}=\frac{2}{3}\]
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