Properties Of Solids And Liquids Question 180
Question: Water rises to a height h in a capillary at the surface of earth. On the surface of the moon the height of water column in the same capillary will be[MP PMT 2001]
Options:
A) 6h
B)$ \frac{1}{6}h $
C) h
D) Zero
Show Answer
Answer:
Correct Answer: A
Solution:
$ h=\frac{2T\cos \theta }{rdg} $
$ h\propto \frac{1}{g} $
As $ g _{m}=\frac{g _{e}}{6} $
$ h _{m}=6h _{e} $