Coefficient of friction is the________?
Athe friction force acting when the body is just about to move
Bangle between normal reaction and the resultant of normal reaction and the limiting friction
Cratio of limiting friction and normal reaction
Dtangent of angle of repose
Ethe friction force acting when the body is in motion
Correct answer
C. ratio of limiting friction and normal reaction
Explanation
The correct answer is ratio of limiting friction and normal reaction.