Easy
1 point
ID: #19439
Question
Co-efficient of friction depends on -
Options
1
area of contract only
Correct Answer
2
nature of surface only
Correct Answer
3
both a and b
Correct Answer
4
none of these
Correct Answer
Explanation
The coefficient of friction is a property of the materials in contact. It depends on the nature/roughness of the surfaces but is independent of the contact area (Amontons' Law).