Free Body Diagram Builder

Resolve forces on a block into weight, normal, friction, applied, and net-force vectors on an inclined plane.

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Free Body Diagram Builder

Speed

Preparing simulation

Keyboard: Space toggles play, R resets, ] steps forward, [ returns to the initial state.

An interactive force-diagram simulation for building Newton's second-law intuition. Learners vary ramp angle, mass, friction, and applied force to see parallel and perpendicular components update on a live free-body diagram.

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