Properties Of Solids And Liquids Question 173
Question: If the surface tension of water is 0.06 Nm-1, then the capillary rise in a tube of diameter 1 mm is ($ \theta $ =0° ) [AFMC 1998]
Options:
A) 1.22 cm
B) 2.44 cm
C) 3.12 cm
D)3.86 cm
Show Answer
Answer:
Correct Answer: B
Solution:
$ h=\frac{2T}{rdg}=\frac{2\times 6\times {{10}^{-2}}}{5\times {{10}^{-4}}\times 10^{3}\times 10} $
$ =2.4\times {{10}^{-2}}m=2.4cm $
