In your journey to create free body diagrams, I encourage you to properly label your forces. This will help you find forces that really shouldn't be there.

Free body diagrams Show the forces acting on an object in a free body diagram. The arrows represent the size and direction of the forces acting. When drawing a force diagram: ...

Augmented Physics: This web-based tool uses machine learning to create interactive physics simulations from textbook diagrams. By semi-automatically extracting content, users can embed dynamic, ...