couple
Sign in to saveAlso known as force couple, pure moment, couple of forces
system of forces with a resultant moment but no resultant force
~5 min read
Encyclopedic overview
In physics, a couple is a pair of forces that are equal in magnitude but opposite in their direction of action. A couple produces a pure rotational motion without any translational form.
Two forces acting on opposite direction with equal magnitude.
Excerpted from Wikipedia’s “couple” article, available under the CC BY-SA 4.0 licence.