Properties Of Solids And Liquids Question 308
Question: A long cylindrical glass vessel has a small hole of radius ‘r’ at its bottom. The depth to which the vessel can be lowered vertically in the deep water bath (surface tension T) without any water entering inside is[MP PMT 1990]
Options:
A) $ 4T/\rho rg $
B) $ 3T/\rho rg $
C)$ 2T/\rho rg $
D) $ T/\rho rg $
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Answer:
Correct Answer: C
Solution:
$ hdg=\frac{2T}{r}\Rightarrow h=\frac{2T}{rdg} $