2218Civil EngineeringMedium
Kinetic friction is the________?
Aratio of limiting friction and normal reaction
Bthe friction force acting when the body is in motion
Cthe friction force acting when the body is just about to move
Dtangent of angle between normal reac-tion and the resultant of normal reac-tion and the limiting friction
Edynamic friction
Correct answer
B. the friction force acting when the body is in motion
Explanation
The correct answer is the friction force acting when the body is in motion.