What is the term for the force that opposes relative motion between surfaces in contact?
A
Gravity
B
Tension
C
Friction
D
Normal force
Correct Answer: Option C — Friction
Explanation:
Friction is a resistive force that opposes relative motion between two surfaces in contact. It depends on the nature of the surfaces and the...
Friction is a resistive force that opposes relative motion between two surfaces in contact. It depends on the nature of the surfaces and the normal force pressing them together, and can be reduced using lubricants.