Next, we apply the forces to the ends of the handles. Use surface forces, which will distribute the load over the area at the end of the handle.
Select View Navigate Enclose (Fit All). This command is also available from the Navigation Bar.
With the Selection Shape Point or Rectangle and Selection Select Surfaces commands active, click and drag to draw a selection rectangle around the end of the upper handle, as shown below.
Click Setup Loads Force. One surface was selected at the end of the handle, as indicated in the title bar of the dialog.
Type -20 in the Magnitude field.
Select the Y radio button. This adds a downward (-Y) force because of the negative value entered into the Magnitude field.