A Force Toward a Point

Parallel and Perpendicular Components of a Force

Angle with the Floor

Resultant from the Dot Product

Making a Right Angle

Smallest Force for a Resultant Along a Line

Where to Anchor the Cable

Limiting the Axial Pull

Force Vector Apps

Five interactive apps for force vectors: add and resolve forces in 2D, find resultants, build force vectors in 3D and see what the dot product means.

Resultant of Concurrent Forces in 3D

Add concurrent forces in space component by component and find the magnitude and direction angles of the resultant.

Resultant of Two Cartesian Forces

Direction Angles Plus Components

Forces Along the Axes

Subtracting Vectors

Hook in a Ceiling

Two Drones, One Parcel

Two Ways to Give a Direction

Third Force for a Vertical Resultant in 3D

Guy Wires on a Mast

Resultant Along an Axis

Wind and a Stay Cable