Fluid Mechanics Viscosity Question 50
Question: A capillary tube made of glass is dipped into mercury. Then[MP PET 1996]
Options:
A) Mercury rises in the capillary tube
B) Mercury rises and flows out of the capillary tube
C) Mercury descends in the capillary tube
D) Mercury neither rises nor descends in the capillary tube
Show Answer
Answer:
Correct Answer: C
Solution:
The angle of contact of mercury with glass is obtuse. So it gets depressed below the liquid level outside.
BETA
