The limiting frictional force between two surfaces depends on
I. the cohesive force of the material
II. the nature of the surfaces in contact
III. the relative velocity between the surfaces
A
I only
B
II only
C
III only
D
I & IV only
Verified Correct Answer: B.
Physical Principles & Numerical Solution
- Friction depends on the nature of the surfaces in contact
Source: Myschool Past Questions Archive (Record #55228)