Question

If a liquid does not wet a solid surface, its angle of contact with the solid surface is....
1 point
A) zero
B) acute
C) 90 deegree
D) obtuse

Answer 1

Answer:

D. obtuse

Explanation:

We know that for wetting a solid surface from any liquid, the angle of contact should be equal to 90° or lesser than 90°. In this condition the angle of contact is greater than 90° but smaller than 180°.

Hope u grasp the concept...