Question Detail

PHY 101 PHY 101 Past Questions Objective Question

Question

The size of contact angle of any liquid with wall of container depends on all the following except
Options
A cleanliness of the surface
B the nature or composition or type of the container
C the magnitude of the area of contact
Correct Answer
D the type of liquid
Correct Answer

Option C is the correct answer.

Detailed Explanation

Contact angle depends on the liquid and solid materials and surface cleanliness, but not on the area of contact.

Hint

Contact angle is a material property, independent of contact area.

Question Info