3) A 42.5 kg cart is at rest on a horizontal floor. To make the cart move, a person pushes it with a gradually increasing force, and the cart just begins to move when the force reaches 325 N. Then, to keep it moving at a constant speed, the person reduces the force to 217 N. (a) Draw the FBD for the crate. (t What Is the coofficiant of static friction between the crate and the floor?(on What is the netic frick en the crate and the floor