Teaching HPSC Lecturer (Technical) Mock Test 2024 Engineering Mechanics Equilibrium and Friction Friction
Which of the following statements is/are true regarding the law of static friction?
I) The force of friction is dependent on the area of contact between the two surfaces.
II) The force of friction depends on the roughness of the surfaces.
III) The ratio of limiting friction to normal reaction is constant.
1
I and II
2
I and III
3
Only I
4
II and III
5
Question Not Attempted