Properties Of Solids And Liquids Question 166

Question: Two capillaries made of same material but of different radii are dipped in a liquid. The rise of liquid in one capillary is 2.2 cm and that in the other is 6.6 cm. The ratio of their radii is [MP PET 1990]

Options:

A) 9 : 1

B)1 : 9

C) 3 : 1

D)1 : 3

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Answer:

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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