Fluid Mechanics Viscosity Question 3
Question: For which of the two pairs, the angle of contact is same [J & K CET 2004]
Options:
A) Water and glass; glass and mercury
B) Pure water and glass; glass and alcohol
C) Silver and water; mercury and glass
D) Silver and chromium; water and chromium
Show Answer
Answer:
Correct Answer: B
Solution:
Both liquids water and alcohol have same nature (i.e. wet the solid). Hence angle of contact for both is acute.
BETA
