A 5.0kg sled is being pulled across a cement sidewalk at constant velocity. The coefficient of friction, mu, between the cement and sled runners is 0.77. What is the kinetic friction force acting on the sled?
A 5.0kg sled is being pulled across a cement sidewalk at constant velocity. The coefficient of friction, mu, between the cement and sled runners is 0.77. What is the kinetic friction force acting on the sled?