Answer to Question #52422 in Other Physics for Jessa
An airport worker pushes a 150.0 kg crate up a ramp that is 3.50 m high and 8.00 m long into the cargo bay of an airplane. He exerts a 700.0 N force parallel to the ramp. What is the mechanical advantage of the ramp? What is the efficiency of the ramp? Include all of your work and a free-body diagram.