Q.If a 37.2 N horizontal force must be applied to slide a 15.8 kg box along the floor at constant velocity what is the coefficient of sliding friction between the two surfaces?
Q. A 60 bullet traveling at 270 penetrates a block of ice at 0 and comes to rest within the ice.Assuming that the temperature of the bullet doesn't change appreciably, how much ice is melted as a result of the collision?