Friction force for dry surfaces. Friction force is________________?

A. k up wrong statement?

B. dependent on the materials of contact surface

C. none of the above is wrong statement

D. proportional to velocity of sliding

E. proportional to normal load between the surfaces

F. independent of the area of contact surfaces

Be the first to comment if anything wrong with this mcq
Your comment successfully submitted!
It will automatically posted after review and approval by our staff member.