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Free Body Diagram Builder
Draw and analyze forces, check equilibrium, and calculate net force vectors.
Scenarios
Active Forces
Gravity
Normal
Equilibrium (ΣF = 0)
Drag dashed circles to adjust vectors. Shift+Drag to snap angles.
ΣFx (Horizontal)
0 N
ΣFy (Vertical)
0 N
Net Magnitude
0 N