To remove the lid from a 5-gallon pail, the tool shown is used to apply an upward

Question:

To remove the lid from a 5-gallon pail, the tool shown is used to apply an upward and radially outward force to the bottom inside rim of the lid. Assuming that the top and the rim of the lid rest against the tool at A and B, respectively, and that a 14-lb force is applied as indicated to the handle, determine the force acting on the rim.

To remove 14-lb force is applied as indicated from a 5-gallon