Properties Of Solids And Liquids Question 251

Question: Water rises to a height h in a capillary tube of cross- sectional area A. The height to which water will rise in a capillary tube of cross-sectional area 4A will be

Options:

A) h

B) h/2

C) h/4

D) h4

Show Answer

Answer:

Correct Answer: B

Solution:

[b] h=2Scosθrpg

Cross-sectional area increases four times, which means radius get doubles.

So h=2S2(rpg)=h2



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