engineering recuitment UPPSC AE Mock Test 2024 Engineering Mechanics Equilibrium and Friction Friction
Consider the following statements for the force of solid friction (P) :
A. P is directly proportional to normal reaction between the two surfaces.
B. Opposes the motion between the surfaces.
C. Does not depend on the material of two surfaces.
Which of the above statements is/are correct ?
1
A only
2
A and B only
3
B only
4
A and C only