MHT CET Physics question

Which one of the following statements is 'NOT' true about the angle of contact of a liquid? [MHT-CET 2020]

(A)At a given temperature, the angle of contact is constant for a solid-liquid surface.
(B)If an impurity is added in the liquid then it's angle of contact changes.
(C)Angle of contact depends upon the nature of liquid and solid in contact.
(D)Any increase in the temperature of the liquid does not decrease its angle of contact.Correct

Answer: (D)

Solution

Statements (a), (b) and (c) are true, whereas the angle of contact decreases with

Create a free account to read the complete working, and practise questions like this in a timed test.

Question ID VK-062299